The AWS connect is advanced GSM modem with dual SIM and dual modem capability - all in one box easy to integrate into meteorological station with its DIN rail mounting bracket. Primary modem can be GPRS modem, 3G modem or CDMA modem and can be used with dual SIM / R-UIM. Additionally, single SIM / R-UIM modem with one of above standard can be added as secondary modem. Dual SIM dual modem architecture provides exceptional reliability for the areas with unstable signal.