30 ports FXO/FXS over fiber PCM Multiplexer
30*FXO/FXS over fiber PCM multiplexer
2-wire or 4-wire E&M over fiber optical multiplexer
E1 4*RS232 4*ethernet pcm equipment,voice over fiber device
8 ports FXO/FXS over fiber PCM Multiplexer
8 ports FXO/FXS over fiber PCM Multiplexer
8 ports 2-wire 4-wire E&M over fiber PCM Multiplexer
8 ports voice PCM multiplexer
8 ports FXO/FXS over E1 PCM equipment
8 ports FXO/FXS over E1 PCM equipment
8 ports 2-WIRE 4-WIRE E&M to E1 PCM multiplexer
8 ports VOICES rs232 ethernet over E1 PCM multiplexing
16 ports FXO FXS over fiber PCM Multiplexer
16 voices 4RS232 4E1 4ETH Fiber optical Multiplexer
16 ports FXO/FXS PCM fiber Multiplexer
16 ports E&M PCM multiplexer
4 ports FXO/FXS over fiber PCM equipment
4 ports FXO/FXS over fiber PCM device
4 ports 2-wire 4-wire E&M over fiber PCM Multiplexer
4 ports voice PCM equipment
