NHBQPOG 1/2/4/8/16/32 Channel Telephone Converters - PCM Voice Tel Over Fiber Optic Multiplexer,Support Caller ID and Fax Function(1P)

1/2/4/8/16/32Channel RJ11Premium Telephone Converters/Extenders - PCM Voice Tel Over Fiber Optic Multiplexer,FC Optical Port, With 100M Ethernet Support Caller ID and Fax Function Specification: 1： Transmission distance can be up to 20Km by single mode fiber, FC fiber interface. 2： Strong anti-interference ability, built-in lightning protection. voice call chip, clear voice calls, support caller ID and fax function. 3： Transmission bandwidth: 10-100Mbps (per network port) full duplex, half duplex fully adaptive 4： PCM voice telephone Modular design, stable and reliable performance 5： Made of metallic baking paint, resistant. Use standard desktop chassis, small size, plug and play, no need on-site debugging.