

- Support Four frequency: 850/900/1800/1900Mhz
- Support Httpd Client mode and UDC protocol
- Support GSM/GPRS and 2G/3G/4G card, but don't support 3G/4G network
- Embedded GPS and LBS Positioning
GPRS GPS Module Introduction
USR-GM3P is a serial uart to gprs module, used for data transparent transmission. USR-GM3P is highly-integrated UART to GSM / GPRS / GPS module. Users can easily make communication with it among serial device, cellphone and network device. USR-GM3P is an embedded GSM / GPS module. It is designed for embedded system, and it is so small and convenient that you can integrate it to your system easily.
GPRS GPS Modul Feature
- Transparent transmission between serial and GPRS / GSM
- Embedded GPS and LBS Positioning
- Support UDC Protocol
- Support GSM850/900,DCS1800/1900
- Support GSM/GPRS and 2G/3G/4G card, but don't support 3G/4G network
- Support 4 sockets, Support TCP and UDP
- 4KB cache for each of sockets, user can choose to cache data or not
- Support register packet and heartbeat packet
- Support setting parameters via SMS message
- Support 3 work modes: SMS transmission mode, network transmission mode and HTTPD mode
- Support basic and extend AT command sets
- Support class RFC2217, can dynamically modify serial parameter of module via network
- Support flow control: RTS/CTS
- Support RS485
- GPS and GSM antenna can be connected by I-PEX connectors, GPS antenna is included
- Product is designed for OEM applications and it is not standalone working unit.
- Product has CE certification for EU market
- This product is RoHS compliant