Continue Shopping View Cart
Markertek - The Future of Broadcast Supply

Call 800-522-2025
M-F 8:30am - 7pm EST

Free Shipping Promo Box

FREE SHIPPING No Minimum Order!

SHOP MARKERTEK EVERYDAY for all of your needs. Free shipping on almost every order placed on our website.
Special order & oversized freight intensive items ship at an additional cost. Continental US orders only.

Fast Economical International Shipping
Markertek makes it EASY for our international customers to get their orders!

At check-out you can view our very affordable international shipping rates that are ALL-INCLUSIVE with your GUARANTEED LANDED COST and NO SURPRISE FEES!

*Economy International Shipping delivery time is approximately 7-14 days. Economy International Shipping is available to select countries. Not all products are eligible.

Secure LoginClose X

Returning Markertek Customers

New Markertek Customers

Why Create an Account?

Creating a Markertek account now will save you time on future orders. You'll have full access to your order history and a personalized shopping experience.

RDL EZ-HDA4B 1x4 Stereo Headphone Distribution Amp Rear-Panel Outputs
    Questions? Ask a Markertek Expert:
    800-522-2025 Email

    RDL EZ-HDA4B 1x4 Stereo Headphone Distribution Amp Rear-Panel Outputs

    Manufacturer: Radio Design Labs

    Item #: EZ-HDA4B   •   MFG #: EZ-HDA4B


    List Price:$207.04
    Our Price:$147.49

    free ship
    Availability: Usually ships in 3-10 business days
    This item is currently out of stock and will ship the minute we receive it – typically 3-10 business days. Need it sooner? Expedited delivery options may be available. Email [email protected] or call customer service at 800-522-2025 and we’ll make it happen.



      The EZ series offers unparalleled flexibility. Each unit is fully labeled on the front and rear for use either as a finished product or as a utility module. Installation of multiple products is quick and easy using the comprehensive range of EZ rack mounts, chassis, bezels, drawers and accessories. High quality full-size switches, long life controls, quality connectors, solid-state audio and video switching, gold plating and superior engineering combine to make EZ the best value in the industry. EZ products are attractive, reliable, packed with features and are simple to install and operate. When long-term performance, quality and value matter, the choice is EZ.

      • Features

        • One Stereo Input to Four Stereo Outputs
        • Unbalanced Inputs on Rear Panel
        • Input on MINI, 1/4" (6.3 mm) or RCA Jacks
        • Headphone Outputs on Rear Panel
        • RearOutputs on MINI Jacks
        • Front-Panel LEVEL Control for Each Output
        • Gold-Plated RCA Input Connectors
        • Each Output is Driven Separately
        • Knobs for Easy Level Adjustment
      • Specifications

        • Inputs (3): Stereo on dual RCA jacks, stereo mini jack or 1/4" (6.3 mm) TRS, > 10 k Ohm, -10 dBV nominal, +8.5 dBV max. (RCA and 1/4"), -16 dBV nominal, +2 dBV max. (Mini)
        • Level control: Off to +2.5 dB gain (RCA and 1/4" inputs, 100 Ohm output load), Off to +9 dB gain(Mini input, 100 Ohm output load)
        • Outputs (4): Stereo on Mini jacks (front panel), 60 mW (100 ? load)
        • Frequency Response: 20 Hz to 50 kHz (±1.5 dB)
        • THD+N: < 0.1% (10 mW output, 100 Ohm load)
        • Crosstalk: < -75 dB (1 kHz)
        • Noise: < -95 dB (below 10 mW output, 100 Ohm load, maximum gain)
        • 24 Vdc power supply current: 40 mA (idle), 65 mA (max.)
        • Case dimensions: 5.75" (14.6 cm)W x 3" (7.6 cm)D
        • Mounting size: 1/3 rack width.
        • Power supply included

      Add Accessories for your EZ-HDA4B:

      Please fill out the information below
      Email Address*