... cable modems, GSM/GPRS modem 2.Based on Cinterion module MC37I 3.900/1800 MHz 4.internet, SMS, data WIRELESS USB ... usb modem, huawei modem, huawei 3g, hsdpa wireless modem, wcdma modem, hsdpa, modems, gsm modem,internet modem, cable modemsEEF1103 GPRS ... environment protection,electric power system,post and weather fields.Wireless SpecificationEGSM900/GSM1800GPRS multi-slot class 10Compliant to GSM phase ...