Support Four Frequency Bands, Global Standard (850/900/1800/1900M Hz)
Support GSM/GPRS and CMCC or CUCC SIM Card
Support RS485 to GPRS Data Transmission, Serial Port Speed Up to 460800bps
Supports Max 3 Channel TCP/UDP connections, Each Connection Supports 1400 Bytes of Data Cache, and the Network Channel Can be Bound to the Serial Port.
Support Multiple Working Modes: Network Transparent Transmission Mode, HTTP Mode
Support IOTService Tool, Remotely and Dynamically Modify Module Parameters
Support SMS AT Command Configuration
Supports Registration Packet , Heartbeat Packet Function, and the Registration Package Supports ICCID, IMEI, IMSI, Software Version number, GPRS Connection Status and other Combinations.