2G Wavecom Q2303 8 Ports Modem USB/RS232 Gsm Modem Pool New nh
8 Ports Modem 2G Wavecom New USB/RS232 Q2303 Gsm Modem Pool. GSM frequency: 900/1800 MHZ (cann't be used in the Country of four frequency). Comply with GSM phase2 standard. Each channel with separate power switch.