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A9G GSM/GPRS+GPS Module

SKU: TEL0134

A9G is a quad - band GSM/GPRS+GPS module based on the RDA8955 chip, providing a cost - effective IoT solution. It supports voice calls, SMS, GPRS/GPS data transmission, and works with other devices via AT commands. With 29 GPIOs and an integrated SDK for easy redevelopment, it’s suitable for IoT, vehicle - mounted equipment, remote localization, and power monitoring. Only one mobile/IoT SIM card is required.

Front of A9G GPRS GPS module with USB and components-DFRobot product sku:TEL0134 image.

Downloadable Resources

  • Docs
  • Tech Specs

    • Specification

    Parameter Value
    Operating Temperature -20℃~+70℃
    Low Power Mode Current 2mA below (average)
    Supported Bands Quad-band GSM/GPRS(850/900/1800/1900MHz)
    GPRS Class 10
    Sensitivity <-105dB
    Supported Features Voice call and SMS
    GPIO Level 2.8V
    GPRS Data Service Maximum download data rate: 85.5kbps; Upload rate: 42.8Kbps
    AT Command Support Standard GSM07.07, 07.05 AT command and Ai-Thinker expandable command set
    AT Command Port Supports standard AT&TCP/IP command port

    Pinout

    Board Overview

    FAQ

    • this module work in 2g? or 3g?

      "Only one mobile phone card or Internet of Things card is needed to enable the device to have information transmission functions such as GPRS/GPS/ SMS/voice call. "
      If you are using a SIM card, it depends on the type of SIM card you have.
      Quad-band GSM/GPRS (850/900/1800/1900MHz)
      You can refer to the sample program for common functions of calling and sending text messages.

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