Ai Thinker A9G GSM/GPRS+GPS/BDS Development Board

SKU: MISC-11004

9 in stock

A9G GSM/GPRS+GPS Modules is a quad-band GSM/GPRS module based on RDA8955 SoC and comes with 29 GPIOs and an integrated SDK. These modules support the basic phone voice call/SMS, serial to GPRS, and GPS data transmission functions which can be used in a wide range of applications. The A9G modules allow users to make a voice call, use SMS services, and access the internet and base position with only a 2G SIM card. These modules operate at -20°C to 70°C temperature range. Applications include IoT, vehicle-mounted equipment, remote localization, and electric power environment monitoring.

1,279.00 1,400.00

9 in stock

1,628.00 for 2 item(s)

This GPRS GSM breakout board based on the AI-Thinker A9G, which is the newest GSM GRPS Quad-Band module. You can add voice, text, SMS, and data to your project with this module. It is a high-cost performance compare with SIM800, SIM900. A9 is an ideal solution for M2M applications, suitable for automotive, industrial and PDA, personal tracking, electricity environment detection, wireless POS, smart metering, and other M2M applications, to provide comprehensive GSM / GPRS text messaging, voice and data transmission services.

You can use it with two way, with AT Commands and also with Micropython.


  • -20°C to 70°C operating temperature range
  • 2mA below (average) low power mode current
  • Supports quad-band GSM/GPRS (850/900/1800/1900MHz)
  • GPRS class 10
  • <-105dB sensitivity
  • Supports voice call and SMS
  • 2.8V GPIO level
  • One SIM card slot (Micro Card)
  • 1 TF card slot
  • 1 power key, and a reset button
  • 2 LED
  • 1 microphone
  • Supports GPRS data service, the maximum download data rate is 85.5kbps and upload rate is 42.8Kbps
  • Supports standard GSM07.07, 07.05 AT command, and Ai-Thinker expandable command set
  • AT command supports standard AT and TCP/IP command port

Pin Diagram



A9G AT Commands list (Chinese)

A6 AT Commands List (English) Commands also supported for A9G

Getting Started Video