RS232 GSM/GPRS modem Based on Cinterion module MC37I 900/1800 MHz internet, SMS, data, STK RJ11 connector for voice RS232 GSM/GPRS MODEM Based on Cinterion module MC37I 900/1800 MHzDB9 RS232 interfaceRJ11 connector for voice(handset)Compliant to GSM phase 2/2+Output power: Class 4 (2 W) for EGSM900Class 1 (1 W) for GSM1800 Control via AT commandsSIM Application ToolkitSupply voltage range: 7-30 ...