Where to Buy Rolls Corporation | Direct Boxes, Splitters, Mic/Line Mixers

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Rolls RS81B Quartz PLL Synthesized AM/FM Tuner - included Remote with Li-Ion Battery
Item# RLS-RS81B
The Rolls RS81B is a single rack space Phase Lock Loop digital AM/FM Tuner designed and built for professional applications such as remote radio station trucks and repeaters, church and school installations, as well as night clubs and restaurants. Remote has a 225mAh CR2032 lithium battery. Features: Up to 30 FM and AM stations may be stored RDS ( Radio Data System) Display Retains presets when power is off Large LCD digital display Auto Search function Standard 1 space...
Our Price: $319.00
Availability: In Stock
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Rolls MX42 4 Channel Stereo Passive Mixer
Item# MX42
The Rolls MX42 is a four channel stereo passive (requiring no power) mixer. The unit mixes up to four stereo RCA signals such as CD or cassette players with VCR units, even computer sound cards or MP3 players. All signals are mixed via stereo 100K ohm potentiomenters to stereo RCA output connectors. Features: 4 Stereo RCA inputs Passive, the unit requires no power. Specifications: Input Impedance: 10K to 47K Ohms Output Impedance: 2.5K to 10K Ohms Gain: -12 dB MAX Dimensions:...
Our Price: $69.00
Availability: In Stock
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Rolls RA63b 8-Channel Mono 4 Channel Stereo Distribution Amplifier
Item# RLS-RA63B
The Rolls RA63b is an eight channel mono, or four channel stereo distribution amplifier designed for the contractor / install market. The outputs are designed to drive high-level balanced lines in a sound distribution system. The screw terminals on the rear panel are for input and output, and each output may power more than one line. Features: Mono or Stereo Operation - mono input to eight outputs, or stereo inputs to four stereo outputs. +20 dB Gain switch. Screw Terminal inputs...
Our Price: $239.00
Availability: In Stock
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Rolls MX28 3-Channel Mini-Mix VI
Item# MX28
The Rolls MX28 is a three-channel true stereo line mixer. Each channel has an individual 1/4" input for the right and left sides, and the outputs are individual right and left 1/4" jacks. Each channel has a level and pan (balance) control. The Master Level controls the output volume and the Headphone Level controls the level to the two headphone outputs. Features: Three stereo inputs - 2: 1/4" unbal per channel. Individual 1/4" Right and Left outputs Pan control for each channel Two...
Our Price: $109.00
Availability: Typically Ships in 3-10 Business Days
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Rolls MO2020se Signal Generator for Electronic Testing in the Audio Frequency Range 20Hz to 24kHz
Item# RLS-MO2020SE
The Rolls MO2020se is a signal generator for electronic testing in the audio frequency range. It has XLR, RCA and 1/4" unbalanced sine wave outputs, and a 1/4" unbalanced square wave output. For external control or sweeping of the frequency range, a 1/4" VCO input is provided to receive 1.2 to 5 volts dc. Features: Frequency range from 20Hz to 24kHz Balanced XLR, RCA and 1/4" unbalanced Outputs Sine and Square wave outputs -30 dB pad for referencing Specifications: Output Level:...
Our Price: $109.00
Availability: Typically Ships in 3-10 Business Days
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Rolls MP13 Mini-Mic Preamp XLR-1/4 Phantom
Item# MP13
The Rolls MP13 is a small, simple, and inexpensive microphone pre amplifier for a variety of applications. The unit has XLR and 1/4" Outputs, XLR and 1/8" Inputs, and a single Gain control with a Clip indicator. Switchable Phantom Power is included for use with a condenser microphone. The unit comes complete with a power adapter. Features: Small size Works with dynamic, Phantom and Heaset mics XLR and 3.5mm inputs XLR and 1/4" outs Works with 9 to 12 Vdc Specifications: Input...
Our Price: $89.00
Availability: In Stock
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Rolls BD87 Bluetooth Audio Receiver/Adapter
Item# RLS-BD87
The Rolls BD87 is a professional Bluetooth audio adapter that will convert any devices Bluetooth signal to analog. Designed for any system, home, professional or installation. The unit features a professional Bluetooth audio adapter and a durable powder coated steel chassis. It also features stereo RCA and 1/8" outputs along with a mono XLR line level output. Made in the U.S.A Features: Professional Bluetooth audio adapter Stereo RCA and 1/8" Outputs Mono XLR line level...
Our Price: $129.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls MX310 MorMics 3Ch Mic Mixer/Combiner
Item# RLS-MX310
The MX310 MorMics - three channel microphone mixer. Although having many uses, this little mixer was originally designed for people that need to plug 2 or 3 more mics into a mic input. The MX310 is a 3 channel microphone mixer with balanced XLR inputs, phantom power, and XLR Mic/Line output. It has a stereo 1/8" (3.5mm) Auxiliary input for connection to any stereo line-level source such as an AM/FM tuner, CD player etc. A 3.5mm stereo output jack is provided for connection to a computer, ear buds,...
Our Price: $109.00
Availability: In Stock
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Rolls HR70 Digital Display Analog FM Transmitter with RCA and XLR Inputs
Item# RLS-HR70
The Rolls HR70 is a digital display analog FM transmitter. Apply a signal to the XLR or RCA inputs of the HR70. Select what frequency you would like to broadcast those signals on and you are now sending signals via FM radio, assuming the antenna is connected properly. The HR70 also has a talk over circuit built in. Even though the HR70 is a micropower RF transmitter and requires no FCC licence to operate, good RF practices still apply. For any transmitter to operate at its best, it must be...
Our Price: $199.00
Availability: Typically Ships in 3-10 Business Days
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Rolls RA163 8 Channel XLR Distribution Amp with Channel Attenuation
Item# RA163
The Rolls RA163 is an eight channel distribution amp. It has independent volume attenuation for each channel, and 1X8(mono) or 2X4(stereo) compatibility. Balanced XLR jacks for all inputs and outputs. The RA163 also has volume knobs on the front panel and access to the stereo/mono switch. The chassis is made of powder coated steel and uses an IEC 120V power cord, no wall wort adapter with this professional grade distribution amp. Designed for installations where you need to send...
Our Price: $189.00
Availability: In Stock
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Rolls MX153 MixMate 1/2RU 2 Mic & 3 Stereo Source Mixer w/PS27
Item# MX153
The Rolls MX153 is a one-half rack space, two microphone and three stereo source mixer. The unit provides a compact and efficient way to mix sources such as AM/FM tuners, CD players, and video players with dynamic or condenser microphones. Applications include background music and paging for small clubs, churches, schools, restaurants, etc. Each microphone channel has a Level and Tone control. Sources One and Two have Level adjustments and pass through combined Bass and Treble...
Our Price: $179.00
Availability: In Stock
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Rolls RM69 MixMate 3 - 6 Channel/1RU Electronic Audio Mixer
Item# RLS-RM69
The Rolls RM69 MixMate 3 is six channel, single rack space, electronic audio mixer with two microphone inputs and four stereo line inputs. The unit is ideal for installs such as small restaurants or night clubs where space is a consideration, without compromising audio quality. A convenient front-panel 3.5mm jack has been included for connection to any standard MP3 player's headphone output. Features: Two XLR Microphone Inputs (including a paralleled front panel input). Individually...
Our Price: $179.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls DB226 Stereo Line to Balanced Mono Converter
Item# RLS-DB226
The Rolls DB226 is a small adapter with an all metal chassis, designed to convert a stereo line level signal to a balanced mono output. The DB226 can also convert a balanced mono input to a mono RCA output. DIN rail bracket also avaliable. Features: Plugable screw terminal for the balanced side RCA input or output Small compact design Made in USA Specifications: 40 - 20K Hz response +4dB max level
Our Price: $79.00
Availability: In Stock
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Rolls HRS84 FM Digital Tuner/Receiver with XLR outputs
Item# RLS-HRS84
The Rolls HRS84 is a digital FM tuner/receiver. Functioning as an FM Receiver ONLY, not a transmitter the HRS84 features professional line level XLR outputs with a dedicated headphone out on the front of the unit. It operates in Mono or Stereo and two HRS84 can be rack mounted in a single standard 1U rack space. You can also use the Rolls URT5 (Universal Rack Tray) or RMS270 Rack Module System. Features: Tuning Range: 87.5 - 108 MHz Audio...
Our Price: $149.00
Availability: In Stock
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Rolls HR155 5 Watt Rackmount Stereo Audio Monitor / Speaker
Item# HR155
The Rolls HR155 is a compact rack mount monitor speaker. This unit is designed and manufactured to monitor sound from any stereo RCA line level output, or a single balanced XLR at line level. The chassis design gives the HR155 the ability to be mounted in very tight applications. It will work great in racks, or anywhere a small monitor speaker is required. The HR155 is built in an all metal chassis and weighs 1.25 pounds. Overall dimensions are 7.5" X 3.125" X 1.75". The HR155...
Our Price: $159.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls DA134 4 Channel RCA Distribution Amp
Item# RLS-DA134
Designed for high end RCA audio distribution the Rolls DA134 is a four channel distribution amplifier. RCA and 1/8” inputs that can be switched from mono or stereo. The DA134 will distribute a mono signal to eight outputs, or a stereo signal to four stereo outputs. The outputs are designed to drive line level signals. The DA134 is the perfect distribution amp anywhere high quality sound distribution is required. Features: Expands the output of a stereo device to multiple outputs Can...
Our Price: $119.00
Availability: In Stock
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Rolls RMS270 Tray Rackmount Kit for Rolls HR Series and MA251 Products
Item# RMS270
The Rolls RMS270 rack tray is designed to securely hold two Rolls half rack products so they can be mounted in a single rack space. The RMS270 is designed to house any combination of the HR72, HR73, HR78, MX153 or HR155. It can potentially hold other products but you will need to drill mounting holes in the RMS270 or the product you intend to mount in the RMS270. To mount the HR72, HR73 or HR78. You will need to use the internal (silver) mounting brackets and hex nuts - see below....
Our Price: $55.49
Availability: Typically Ships in 3-10 Business Days
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Rolls MB15B 3.5mm / RCA / XLR ProMatch Converter
Item# MB-15B
The Rolls MB15 ProMatch converts consumer level stereo RCA signals to balanced XLR professional line level, and back. One side of the unit, labeled 1, has two XLR inputs and stereo RCA outputs. The other side labeled 2, has stereo RCA inputs and two XLR outputs. Each side has stereo level controls, and an LED indicates that power is applied to the unit. An additional benefit of the MB15 is that it will act as a balanced XLR line level control. By adding a stereo pair jumper between...
Our Price: $89.00
Availability: In Stock
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Rolls HE18 Buzzoff 2-Channel Audio Hum Eliminator
Item# HE18
The Rolls HE18 is a two channel audio hum and buzz remover. Everyone knows how annoying it is to have 60 cycle hum in your sound. Now you can eliminate virtually all ground hum and buzz by simply inserting the HE18 into the audio path. Plus, the unit will convert an unbalanced signal into a balanced signal, and vice-versa. This greatly improves overall noise performance. Features: Eliminates ground loop hum and buzz Leaves signal grounds connected Passive, the unit requires...
Our Price: $59.00
Availability: Typically Ships in 3-10 Business Days
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Rolls MS111 Mic Switch
Item# MS111
The Rolls MS111 is a general purpose muting switch for microphones. The MS111 will pass phantom power, with no popping on the outputs. It is configurable to be Push to Mute or release to Mute by a second switch accessed on the side of the unit. The MS111 can have the mute switch configured to be Momentary (see manual), the switch is set to latching from the factory. The MS111 is only compatible with balanced signals. To switch a microphone signal on or off connect the balanced...
Our Price: $59.00
Availability: Typically Ships in 3-10 Business Days
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Rolls HR271 Filler Panel for RMS 270
Item# RLS-HR271
Discover HR271, a flat piece of vinyl-covered steel meticulously designed with strategically placed holes, ingeniously crafted to flawlessly cover a single compartment of the renowned RMS270 rack tray. Proudly manufactured in the USA, this high-quality product exemplifies durability and functionality. Click on the "Larger Image" option to explore its intricate details. Elevate your organization and storage with HR271, a true testament to American craftsmanship.
Our Price: $14.99
Availability: Typically Ships in 3-10 Business Days
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Rolls BC17 Belt Clip for PM50s PM50sOB and PM350
Item# BC17
The Rolls BC17 belt clip for the PM series to attach to clothing. Works with the PM50s PM50sOB and PM350 Features: Spring steel with mounting screws
Our Price: $14.00
Availability: Typically Ships in 3-10 Business Days
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Rolls DB14b AV Presenter Stereo Patch Box
Item# DB14B
The Rolls DB14b is a special purpose direct box for applications where a stereo source signal can be separated, and individual volume controls used for each track such as an AV presentation from a laptop computer, or a rehearsing choir to a music track. It has stereo RCA and 1/8" inputs, 2 volume controls, RCA and XLR outputs, and uses no power. Features: Splits Stereo RCA and stereo 1/8" (3.5mm) signals Individual Right and Left level controls Transformer balanced XLR mono...
Our Price: $59.00
Availability: Typically Ships in 3-10 Business Days
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Rolls DB24 Stereo Direct Interface
Item# DB24
Introducing the Rolls DB24 Stereo Direct Interface. This unit is a two channel isolation device designed to connect high impedance devices to low impedance. The unit is completely passive, and utilizes Rolls proprietary audio transformers for superior sound. A heavy duty steel chassis was chosen to provide maximum reliability when used in demanding live sound reinforcement applications. A variety of inputs are provided including stereo and mono 1/4", stereo RCA, and stereo 1/8"...
Our Price: $89.00
Availability: Typically Ships in 3-10 Business Days
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Rolls DU30b Mic Preamp Audio Ducker
Item# DU30B
The Rolls DU30b is a microphone preamp and background music preamp. When an announcement is made into the microphone, the music is automatically "ducked" under the announcement. Then the music is brought back to it's previous level. Features: Automatically ducks music under announcements Perfect for restaurants and small clubs Clean, Quiet Mic Preamp Female XLR jack for connection to a dynamic or condenser paging microphone. Jumper for engaging the +12 volt phantom power to...
Our Price: $99.00
Availability: Typically Ships in 3-10 Business Days
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Rolls HA243 4 Channel Studiophile Headphone Amp
Item# HA-243
The Rolls HA243 is a high powered headphone amplifier with four 1/4" and 1/8" (3.5mm) headphone outs. The HA243 features an A-B switch for each channel to monitor either the A or B input with the flick of a switch! Please note! Plugging a mono 1/4" or 1/8" TS plug into the Headphone Outputs on the front or rear of the HA243 will cause permanent damage to the unit because one side would be shorted to ground. Never plug a mono plug into ever plug a mono plug into...
Our Price: $149.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls HA43 PRO 4 Channel Stereo Headphone Amp
Item# HA-43PRO
The Rolls HA43 Pro is a full frequency response four channel headphone monitoring device designed for the recording studio, or other professional applications like listening rooms and monitoring stations. Each output boasts a whopping 20 dB of clean channel gain. Features: Stereo 1/4" and Dual RCA Inputs. Slider Volume controls. AC adapter included. Full frequency response. Lots of output level.... it's loud! HA43 Pro Specifications: Input Impedance: 100K Ohms unbalanced Size:...
Our Price: $69.00
Availability: In Stock
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Rolls HR31 Rack Ear Set
Item# HR31
2 of these Rolls HR31 brackets attach to the HR72/73 and 78 to allow those units to be rack mounted. These only work with those 3 HR units. Please Note: Do not over-tighten the screws as they will easily break the plastic front of the unit. Features: Allow rack mounting of the HR units Weather proof black powder coat paint Easily attached by any experienced sound engineer Made in USA Specifications: RoHS compliant Just the right size for HR units Made...
Our Price: $34.00
Availability: Typically Ships in 3-10 Business Days
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Rolls MA1705 70v Mixer Amplifier 70w
Item# MA1705
The Rolls MA1705 is a single rack space mixer amplifier designed for installation applications. The unit provides a compact and efficient way to mix up to three sources such as AM/FM tuners, CD players, and video players with up to two microphones. Priority talkover is provided on Microphone One for paging, and on Source Three for a jukebox, telephone, etc. The power amplifier provides 70 Watts of power when connected to a 70 volt speaker system. Note: This...
Our Price: $379.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls MA2152 Stereo/70v Mixer Amplifier 100w/Ch or 200w Mono
Item# MA2152
The Rolls MA2152 is a two rack space mixer amplifier designed for restaurants, schools, churches, clubs etc. The unit provides a compact and efficient way to mix up to three sources such as AM/FM tuners, CD players, and video players with up to two microphones. Priority talk over is provided on Microphone One for paging, and on Source Three for a jukebox, telephone, etc. The power output section may be connected to 4, 8, or 16 ohm speakers, or directly connected to a 70 volt...
Our Price: $499.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls Rack Mount 35WPC 8ohm Mixer Amplifier With Stereo RCA Outputs
Item# MA2355
The Rolls MA2355 is a single rack space mixer amplifier designed for small installation applications. The unit provides a compact and efficient way to mix up to three sources such as AM/FM tuners, CD players, and video players with up to two microphones. Priority talkover is provided on Microphone One for paging, and on Source Three for a jukebox, telephone, etc. The power amplifier provides 35 Watts of power connected to 8 ohm speakers. Please Note: The front...
Our Price: $379.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls MS20c Mic Splitter / Combiner / Isolator
Item# MS-20C
The Rolls MS20c Splitter / Combiner / Isolator will split a single balanced XLR signal into two isolated signals, combine two balanced XLR signals together into a single, or simply isolate a balanced line for buzz or hum elimination. Please note that when combining two condenser microphones, phantom power voltage is passed to only one of the microphones due to the internal isolation transformer. Note: Will only pass phantom power to one microphone. Features:...
Our Price: $59.00
Availability: Typically Ships in 3-10 Business Days
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Rolls - MSC106 Mic Stand Clamp
Item# MSC106
The MSC106 is a stand bracket with tension adjustment screw - designed for attachment to any Rolls Accessory such as a PM50s, PM351, HA43 Pro, etc. It's made of thick steel for strength, and has two holes through which the screws attach to the back of the accessory product. The bracket may be easily mounted to microphone stands, music stands, etc., for convenient operation of the attached accessory
Our Price: $29.95
Availability: Typically Ships in 3-10 Business Days
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Rolls MU118 Digital Multimeter with Frequency Measurement and Temperature Sensor
Item# MU118
This Rolls MU118 instrument is compact, rugged, battery operated, handheld 3 1/2 digit digital multimeter for measuring DC and AC voltage, DC and AC current, resistance and diode, capacitance, transistor, continuity test, temperature and frequency. The dual-slope A-D converter uses C-MOS technology for auto-zeroing, polarity selection and over-range indication. Full overload protection is provided. It is an ideal instrument for use in the field, laboratory, workshop, hobby and...
Our Price: $52.49
Availability: Typically Ships in 3-10 Business Days
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Rolls MX122 MiniMix Pro Mic/Source Mixer
Item# MX122
The Rolls MX122 is a five channel audio mixer which combines a single microphone signal with four stereo instrument or line level signals. The XLR Microphone input has a trim control and switchable +12 VDC phantom power available. The unit is ideal for musicians needing to mix stereo keyboards and sound modules with a single microphone. Features: 1 XLR balanced Mic Input with rear panel Trim control. +12VDC Phantom Power. 4 individual 1/4" Stereo Inputs. Balanced 1/4" TRS Outputs. Balance...
Our Price: $149.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls MX22s Mini Mix 2-Channel Line Mixer
Item# MX22S
The Rolls MX22s is a 2 Channel mixer for mixing a 1/8" line signal such as a laptop computer or Ipod, and a stereo RCA signal such as a CD player. The MX22s has enough output to drive a power amplifier directly, and is ideal for audio visual and aerobics studio applications. The MX22s can be configured as either Stereo (default) or Mono, by moving a shorting jumper on the PCB. Power adapter is included. Features: 1/8" and RCA line level signals Dual RCA Stereo output Individual...
Our Price: $69.00
Availability: Typically Ships in 3-10 Business Days
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Rolls MX34C Live Mix 2 Channel Mic Mixer 1/8 In and Out
Item# MX34C
The Rolls MX34c LiveMix - two channel microphone mixer. Although having many uses, this little mixer was originally designed with the video camera operator in mind. The MX34c is a two channel microphone mixer with balanced XLR inputs, phantom power, and stereo 1/8" (3.5mm) outputs. The 3.5mm output may be switched either mic or line level. It has a stereo 1/8" (3.5mm) Auxiliary input for connection to any stereo line-level source such as an AM/FM tuner, CD player etc. And a 3.5mm...
Our Price: $129.00
Availability: Typically Ships in 3-10 Business Days
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Rolls MX410 4 Channel Field Mixer with LED Meters
Item# MX410
The Rolls MX410 is a four channel, microphone mixer with balanced XLR inputs and outputs. The unit is ideal for the broadcast and video markets. It has the same features of other ENG / portable mixers without the extremely high price. Applications include: DV Field Production Electronic News Gathering Location Recording (Dialogue and Music) Digital Recording Broadcast Remotes and Desktop Mixing for Video Post Production. Features: Four balanced XLR Inputs. Two...
Our Price: $289.00
Availability: In Stock
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MX41B Stereo 4-Channel Mixer
Item# MX41B
The Rolls MX41b is a compact utility mixer used to expand inputs on a console, mix CD players, consumer audio gear, computers, etc. This simple, compact mixer features four 1/4" phone and 1/8" mini inputs with level fader controls. The rear features stereo 1/4" outputs for feeding an amplifier, additional mixer, etc. The MX41B requires no external power, making it an ideal solution for indoor and field use. Features: Four input channels with 1/4" and 1/8" connections Level control...
Our Price: $79.00
Availability: Typically Ships in 3-10 Business Days
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Rolls MX51S Mini Mix II 4 Channel Mixer with Headphone Jack
Item# MX51
The Rolls MX51 is a small 4 channel mixer with individual volume controls, headphone and line outs. It has 2 1/4" inputs and 3 sets of stereo RCA inputs that are mixed to MONO. It has enough gain and output level for a power amp, has 2 RCA and one 1/4" output, and is powered by an included A/C adapter. Features: For mixing a microphone XLR input with up to three RCA input signals Four channels total Line / Headphone output level Mono RCA Line-Level Output ROLLS PS27 AC adapter...
Our Price: $69.00
Availability: In Stock
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Rolls MX54S ProMix Plus 3-Channel Mic Mixer
Item# MX54S
The Rolls MX54s Pro-Mix Plus mixes three microphones into two transformer balanced outputs. It has three XLR inputs, each with individually switchable phantom power, and Low Cut switches, a Level control, and a Pan control. As mentioned, it has two transformer balanced, XLR outputs. A 1/4 inch Aux/Headphone output has been provided along with a Clip indicator, Power indicator, and Power switch. The unit is also powered by two 9-Volt alkaline batteries. Features: Mixes three microphones...
Our Price: $149.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls PA202 20x20 Watt Mini Power Amp
Item# PA202
The Rolls PA202 is a very compact 20 X 20 Watt high efficiency Amp with barrier strip terminals for the Balanced input and speaker outputs. The unit is perfect for small speakers in small environments. Great for in ceiling and projector applications where small size is needed along with class D low heat emitted from chassis. Bridge or Stereo Operation: The bridge - Stereo function of the PA202 is a way of converting the unit from two channels at 20 Watts each...
Our Price: $179.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls PB223 Dual Phantom Power Adapter
Item# PB223
The Rolls PB223 is for powering phantom powered microphones with 48VDC. Since the unit uses a 100KHz switching power supply there is no audio noise generated. The PB223 has output pull down resistors so it will work with any mixer. The PB223 is identical to the PB23, except it powers two microphones rather than one. Features: Utilizes a switching regulator for stable voltage performance Power condenser microphones requiring phantom power Operates on the included Rolls PS27 12VDC...
Our Price: $79.00
Availability: Typically Ships in 3-10 Business Days
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Rolls PB224 Dual Phantom Plus
Item# PB224
Perfect for any condenser microphone, the Rolls PB224 powers even the high-current draw microphones. The unit features a complete redesign in the voltage supply circuits, offering a rock solid 48 volts of clean phantom power. The 224 now sports a vastly improved molded plastic battery compartment for the two 9 Volt alkaline batteries, however it will still operate on the Rolls PS27 AC adapter. Features: Power condenser microphones requiring phantom power Operates on two 9 Volt...
Our Price: $99.00
Availability: Typically Ships in 3-10 Business Days
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Rolls PB23 XLR Single Channel Phantom Power Adapter / Power Supply
Item# PB23
The Rolls PB23 is for powering phantom powered microphones with 48VDC. Since the unit uses a 100KHz switching power supply there is no audio noise generated. It has an output pull down resistors so it will work with any mixer. The Rolls PB23 is a simple inline solution to provide 48 volts of clean DC power to your favorite condenser microphone whenever a mixer cannot provide phantom power. Features: Powers a single microphone Utilizes a switching regulator for stable voltage performance...
Our Price: $59.00
Availability: Typically Ships in 3-10 Business Days
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Rolls PI9 Phone Patch II Telephone Audio Interface
Item# PI9
The Rolls PI9 takes a signal from a standard telephone jack and,via transformer isolation, connects to a pair of RCA jacks, or a stereo 1/8" (3.5mm) jack. The isolation keeps the output signal separate from the telephone line, and will not keep the line open unless the internal jumper is moved. Applications for the PI9 include broadcast, conference rooms, phone training, or wherever a phone conversation needs to be recorded or heard over a PA system. Please Note...
Our Price: $79.00
Availability: Typically Ships in 3-10 Business Days
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Rolls PM351 Personal Monitor Station
Item# PM351
The Rolls PM351, like its predecessor the PM350b, is a personal monitoring device with a 1/4" TRS stereo/mono Line Input,a single XLR Microphone input and hard-wired XLR pass-through, and a 1/4" stereo/mono Instrument input with two transformer-balanced and isolated XLR Outputs. All three of these inputs are also routed via individual Level controls, to a 1/4" and an 1/8" (3.5mm) Phone Output. The Mic Through, and Instument outputs have jumpered Ground Lifts for elimination of ground...
Our Price: $119.00
Availability: Typically Ships in 3-10 Business Days
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Rolls PS16 Power Center for PM Series Personal Monitors
Item# PS16
The Rolls PS16 supplies the DC power and distributes the Monitor signal to up to ten of the PM50s, the PM50sOB, and the PM350 units by connecting them with ordinary stereo phone cords. Although the PS16 has only 4 output jacks they can be multiplied with "Y" adapters for many more outputs. This makes a much "cleaner" installation and eliminates the need for multiple wall-warts and adapter cables etc. Features: Supplies power for up to ten PM50s, PM50sOB, and PM350 units Directly...
Our Price: $79.00
Availability: Typically Ships in 3-10 Business Days
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Rolls RA2100B 200 Watt/Ch.(4ohms) Audio Power Amplifier
Item# RA-2100B
The Rolls RA2100b is a stereo 100W channel RMS power amplifier in a standard 2 rack space format. It is intended for professional audio and distributed musical applications. The unit features 100 Watts per channel RMS into four ohms, 85 Watts per channel into eight ohms, and for the contractor - 70 Volts eight ohms. The unit also features MOSFET drivers in a voltage and current gain circuit and a one-second input turn-on delay. The RA2100b will drive 25 Volt speaker lines directly...
Our Price: $399.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls RA102 10-Channel Expandable Headphone Amplifier
Item# RA102
The Rolls RA102 is a 10 channel headphone amplifier that can be ganged together for as many channels as desired. It has 1/8" stereo outputs on the front and 1/4" outs on the rear for installations all in a 1U space. Please note!: The minimum headphone impedance for the RA102 is 8ohms. The maximum headphone impedance is 1000ohms. If you connect and use the RA102 with a lower headphone impedance than listed above, you will damage the unit and possibly other equipment...
Our Price: $209.00
Availability: Ships Factory Direct, Typically in 3-10 Business Days
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Rolls Corporation is a company specializing in audio electronics manufacturing. Products include signal processors, amplifiers, mixers, signal sources, and interface accessories.

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