Specification:
Model: ESP32-S3 A7670E
Dimensions: 125mm x 34mm x 31.6mm (Acrylic Case), 110mm x 58.76mm (PCB Board).

Processor: ESP32-S3 with Xtensa® 32-bit LX7 dual-core processor, up to 240 MHz.
Memory: 512KB SRAM, 384KB ROM, 2MB PSRAM, 16MB Flash.
Communication: A7670E 4G LTE Cat-1/2G module, GNSS positioning (GPS, Beidou, GLONASS).
Wireless Features: 2.4GHz Wi-Fi, Bluetooth Low Energy (BLE 5.0).

Frequency Band: LTE-FDD: B1, B3, B5, B7, B8, B20Data Transmission: ≤5Mbps(UL), ≤10Mbps(DL)GNSS: GPS, BeiDou, GLONASSPower supply method: USB port, 18650 lithium Batt holder (18650 Batt is NOT included), pin headerPower input: 5V (USB port / 5V pin header); 3.7~4.2V (18650 lithium Batt holder / VBAT pin header)LogicLevel: 3.3V

Features:
1. High-performance processor and cellular communication module designed for IoT applications ensuring versatile connectivity.
2. Supports GNSS positioning with GPS, Beidou, and GLONASS for accurate navigation functions.
3. Equipped with multiple power options including lithium battery support and built-in solar panel input.
4. Rich peripheral interfaces such as camera, TF card slot, and USB for diverse integrations.
5. Integrated Wi-Fi and Bluetooth LE for seamless wireless communication.
6. Onboard 4G LTE module for internet, calling, and messaging functionalities.

Package Includes:
1 x ESP32-S3 A7670E Development Board Kit