... synchronization signal, can provide tracking and UTC time out of 2.048Mb / s (E1) and 2.048MHz output signal.CC81131's Opt-EIO ... option provides retiming function, can receive E1 signals and ... , easy to implement integrated systems management and monitoring. Features:Clock output: 10MHz, 2.048Mb/s(E1), 2.048MHz, 1pps, IRIG-B, RS232, ...