2 CHANNELS FORWARD XLR BALANCED AUDIO TO FIBRE OPTICAL CONVERTER – SUPPORTS 2 TO 2 CHANNELS OF BALANCED AUDIO FORWARD BIDIRECTIONAL TRANSMISSION. BROADCAST STANDARD ANALOG BALANCED AUDIO. USING FPGA, DIGITAL CODING/DECODING AND CLOCK RECOVERY TECHNOLOGY. HIGH INTEGRATION AND HIGH STABILITY. AUDIO INTERFACE IS XLR CARNON HEAD BALANCE INTERFACE HIGH DYNAMIC RANGE OF 100 DB. AUTOMATIC HIGH PASS FILTERING. ISOLATION OF DC OFFSET. AUDIO INTERFACE IS IN LEVEL 3 LIGHTNING PROTECTION, UP TO IEC61000-4-5 (8/20US) DIFFERENTIAL MODE: 6KV. SINGLE AND MULTI-MODE TRANSMISSION DISTANCE IS 1 KM. SINGLE-MODE TRANSMISSION DISTANCE 20 KM. SUPPORTING CUSTOMIZED TRANSMISSION DISTANCE OF UP TO 100 KM. PLUG AND PLAY. NO SETUP REQUIRED. DEVICES ARE USED IN PAIR. NOTE THAT DEVICES ARE DISTINGUISHED BETWEEN TRANSMITTER AND RECEIVED.