... price ethernet optical modemSpecifications fiber modem, optical modem fiber converter, media converter PDH, fiber mux, fom, fiber multiplexer, optical ... rate from 64Kbps to 2,048Kbps.TECHNICAL SPECIFICATION:(1)G.703 E1 interface Rate: n*64Kbit/s (n=1~ ... balanced) Features of interface:Comply with G.703 and G.704 standards. Whipping feature:Comply with G.832 standards. ConnectorQ9(75Ω),RJ45(120 ...