... , huawei 3g usb modem, huawei modem, huawei 3g, hsdpa wireless modem, wcdma modem, hsdpa, modems, gsm modem,internet modem, ... water supply,environment protection,electric power system,post and weather fields.Wireless SpecificationEGSM900/GSM1800GPRS multi-slot class 10Compliant to GSM ... : DC 12V/0.5APower range: DC 5~35V Wireless moduleHigh-powered industrial GPRS module Size91x58.5x22 mm Weight630 ...