The Thor Fiber F-2A-RCA-TXRX RCA audio over fiber unit is able to send Line Level audio over fiber simply and easily over long distances without using traditional copper wiring. The units vary in size based on the amount of audio's for transmit and receive, from a compact form factor that can be easily bolted down, up to a rackmount 1RU unit for easy access in a rack. The kits are sold in pairs, transmitter and receiver; and can utilize both Singlemode or Multimode fiber. Using fiber allows the audio signals to be sent over a long distances without losing any quality in the audio signal. The kit is 24-bit digitally encoded broadcast quality audio over one multi-mode or single-mode optical fiber. The fiber optic transmitter and fiber optic receiver are typically used in applications for Rental, Staging, Concerts, Theater, Churches, Stadiums, Theme Parks, Broadcast/Studio, Intercom, CCTV audio and Professional AV applications. Standard fiber connectors are ST/PC. Basic units support up to 20Km of single mode / 3000 multimode fiber. The front panel LED indicators make it known when hot swapping, or switching audio paths if they are already connected and ready to go.