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  • Low Power Gsm Modules Small Gprs Modems - China

    price: 11.80 Dollar US$

      The Low Power Gsm Modules, used for data transparent transmission. USR-GM3 is highly-integrated UART to GSM/GPRS module. Users can easily make communication with it among serial device, cellphone and network device. USR-GM3 is an embedded GSM module. It is designed for embedded system, and it is so small and convenient that you can integrate it to your system easily.

      -Small and completed function GPRS DTU, transmission between serial and GPRS

      -Support GSM850/900, DCS1800/1900

      -Support GSM/GPRS and 2G/3G/4G card, but don’t support 3G/4G network

      -Support 2 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


    Company Contact:


    • Phone: 86-531-88836739

    • Address: Floor 11,Building 1,No.1166 Xinluo Street,Gaoxin Distric, Jinan, Shandong, China

    • Email: Email


    Published date: August 18, 2016 -

    • Business Description: Jinan USR IOT Technology Limited has been focusing on IOT and M2M field for more than 6 years. We offer networking products such as serial device server,Ethernet to serial, GPRS DTU and embedded WIFI module.We have professional R&D teams for hardware and software, phone APP and server. And we can provide OEM & ODM service for clients.

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