... 1.1-8ch broadcast analog audio fiber optic transceiver 2.Analog audio 3.0-120km 4.FC/PC, XLR 5.FCC CE ... ReceiverHC2000-T1-8 channel broadcast audio input, single mode, single fiber, FC/PC fiber connector, XLR audio interface(RCA optional), standard 20km (0 ... -R1-8 channel broadcast audio output, single mode, single fiber, FC/PC fiber connector, XLR audio interface(RCA optional), standard 20km (0 ...