.Optic Transmitter and Receiver FC Port 20km,40km,60km,80km Reliable Quality Factory ... interfaces * No electromagnetic interference, no radio frequency interference, no ground current* Using APC circuit, invariable optical output power and increasing dynamic ... (multi-mode) * Transmitting optical power: (-8 ~ 0)dBm on average * Receiver sensitivity: <-15.6dBm for 1,310nm * Optical power budget: >12dB ...