A7670E LTE Cat-1 HAT for Raspberry Pi (2G/GSM/GPRS)

WaveshareSKU: WAV-20049
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Compatible with:

The A7670E Cat-1 HAT  is an LTE Cat-1 module for the Raspberry Pi, which supports wireless communication modes including LTE-TDD, LTE-FDD, GSM, GPRS and EDGE for the for Europe, Southeast Asia, West Asia, Africa, China, and South Korea regions, with up to 10Mbps downlink rate and 5Mbps uplink rate. It supports Windows/Linux operating systems and multiple network protocols. The module size is the same as SIM7000/SIM7070 series, and the AT commands is mostly compatible with SIM7600 series. It is suitable for IoT applications like remote information processing, monitoring devices, POS, industrial routers, remote diagnosis, etc. 

Online development resources are available, which include wiring guidance and example code, with additional information being found on the Product Wiki & Manual.


  • Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards
  • Supports protocols including TCP/IP, HTTP(s), MQTT(s), FTP(s), and SSL
  • Supports dial-up, telephone call, SMS
  • Supports LBS base station positioning, it is able to get the approximate position info via mobile network
  • TTS (Text To Speech) feature, texts in Chinese/English can be converted into spoken words
  • Onboard USB interface, for testing AT Commands, network communication, and so on
  • Onboard audio jack for sound recording, making telephone call, listening the TTS resulting speech, etc.
  • Breakout common used control pins of the A7670X module, make it easy to connect with hosts boards like Arduino/STM32
  • SIM card slot, supports 1.8V/3V SIM card
  • 2x LED indicators, easy to monitor the operating status
  • Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper
  • Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)

Package Contents

  • 1x - A7670E Cat-1 HAT
  • 1x - LTE Antenna
  • 1x - USB-A to USB-C cable
  • 1x - RPi screws pack  


Connection Example


Frequency Band
LTE Cat-1 LTE-FDD: B1, B3, B5, B7, B8, B20
2G GSM/GPRS/EDGE: 900/1800 MHz
SMS and Audio
SMS Suooirted types: MT, MO, CB, Text, PDU
Storage: USIM card (CB couldn't be stored on SIM card)
Audio Standard 3.5mm audio jack for audio input/output
Power supply 5V
Operating voltage 5V/3.3V (configured via jumper)
Operating temperature -30°C ~ 80°C
Storage temperature -45°C ~ 90°C
Dimensions 65 × 30.5mm

Raspberry Pi Pinout


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