This 8CH Voice over Fiber Multiplexer is designed for a point to point transmission application based on special-use VLSI. It has an alarm function. This 8 Channel voice over fiber multiplexer uses advanced digital multiplexing communication solutions for clear voice and high stability.
RJ45 to RJ11 Adapter Cables are included in the price.
8 Channel voice access, support caller ID feature and reverse polarity billing functions
Support various sites mutual number allocation functions
Abundant service interfaces: FXS, FXO, 2-wire and 4-wire E/M ports
Support remote interface loop back to maintain the circuit
Transmission distance is from MMF 550M to SMF 100Km.
AC100-230V and DC48V power supplies
DC48V power has polarity automatic detection function, you can install the device without differentiation between positive and negative polarity.