LilyGo T-A7670G R2 ESP32 4G Development Board with GPS

The T-A7670G R2 is a powerful development board from LILYGO that combines the ESP32 microcontroller with the LTE module SIMCom A7670G. It supports 4G LTE, GSM, GPRS, and GNSS (GPS, GLONASS, BeiDou, Galileo), making it ideal for IoT projects with mobile connectivity. Thanks to the integrated GNSS receiver, position data can be captured and transmitted accurately. With its compact design, the T-A7670G R2 is ideal for mobile trackers, IoT gateways, and remote monitoring systems.

Recommended Accessories:  

• Li-Ion Battery 3.7V 3200mA NCR18650B 18650 

Features:

• LTE module SIMCom A7670G with 4G, GSM, GPRS, and GNSS support for global connectivity
• Integrated GPS receiver for precise positioning and tracking
• ESP32 microcontroller with Wi-Fi and Bluetooth 4.2 connectivity
• Two U.FL connectors for LTE and GPS antennas
• Power supply via USB-C or 3.7 V LiPo battery via JST connector
• Micro-SIM card slot for mobile connectivity
• Two 16-pin headers for peripherals and expansion modules
• Compact design for mobile and standalone applications

Application Examples:

• GPS tracker with 4G data transmission for vehicles or devices
• IoT gateway with LTE cloud connectivity for sensor networks
• Remote monitoring systems with location and status transmission
• Mobile data logger with GNSS support
• Prototyping platform for connected IoT projects in field operations

Documentation:

• GitHub – LilyGO Modem Series A7670

Technical Specifications:

• Manufacturer: LILYGO
• Manufacturer SKU: Q425
• Microcontroller: ESP32, Dual-Core Tensilica LX6
• LTE/GNSS Module: SIMCom A7670G
• Wireless Standards: LTE, GSM, GPRS, GNSS (GPS, GLONASS, BeiDou, Galileo)
• SIM Card Slot: Micro-SIM
• Antenna Connectors: 2× U.FL (LTE and GPS)
• Interfaces: USB-C, GPIO, UART, I2C, SPI
• Power Supply: 5 V via USB-C or 3.7 V LiPo battery (JST)
• Bluetooth Version: 4.2
• Wi-Fi Standard: 802.11 b/g/n
• Product Dimensions: 111 × 35 × 22 mm
• Product Weight: 71 g

Package Contents:

• 1× LilyGo T-A7670G R2 ESP32 4G Development Board with GPS
• 2× 16-pin header
• 1× 2-pin JST cable for solar power
• 1× LTE antenna
• 1× GPS antenna