LILYGO® TTGO T-Call V1.4 SIM800L ESP32 wireless module with GSM module SIM800L and SIM Antenna development expand board development kit
Features
- MCU: ESP32
- GSM/GPRS: SIM800L
- SIM Nano Card Slot: Yes [2G]
- Clock Speed: 240Mhz
- Flash memory: 4MB
- PSRAM: 8MB
- Wireless Connectivity: Wi-Fi: 802.11 - Bluetooth: v4.2 BLE
- Peripheral Interfaces: I2C、SPI、UART、SDIO、、I2S、CAN
- PCB dimensions: 75 x 29mm
