e1 g.703 to 16channel rs232 converter , 16 channel rs232 over e1 g.703 converter characteristic rs232 rate support 0~115200kbps self-adapt; support rs232 interface (txd, rxd, gnd) rs232 support hot-plug, connection to dte or tce device; offer 2 kinds of loop-return function, namely e1 self-looping at local more...