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Network managed rail type industrial switch
Non managed rail mounted industrial switch
E1 PCM multiplexing
chassis
E1 impedance converter
Armed police optical transceiver
Gigabit Ethernet video optical transceiver
Series of cascaded video optical transceivers
Multi channel frame video optical transceiver
Multi service comprehensive reuse series
Digital audio optical transceiver
Instrument and meter
4-channel video+2-channel kilovolt+2-channel hundred volt (physically isolated)+8-channel telephone+switch+serial port+telephone optical transceiver, armed police optical transceiver
4-channel video+4-channel gigabit network+8-channel telephone+switch+serial port+telephone optical transceiver Armed Police optical transceiver
8 channels of video+1 channel of thousand electricity+2 channels of hundred electricity (physical isolation)+8 channels of telephone+switch value+serial port+data optical transceiver Armed Police optical transceiver
4-channel Baidian (physical isolation)+switch value+serial port+telephone optical transceiver, armed police optical transceiver
4-channel video+4-channel power (physical isolation)+4-channel telephone+switch+serial port+telephone optical transceiver Armed Police optical transceiver
Successful operation!
