The MT-9P8C from American Fibertek is a bi-directional audio, module transmitter, multi-mode, 1 fiber. The American Fibertek MT-9P8C transmits up to 3-Channels of either high-quality, state-of-the-art, 24 bit digital audio and/or multi-protocol data and/or contact closure channel on one multimode optical fiber. This link is capable of providing an optical loss budget of 21 dB utilizing 1310 nm/1550 nm wavelength lasers. Designed to be completely transparent, this system requires no field adjustments at installation or additional maintenance thereafter. Diagnostic indicators provide a quick visual indication of system status.