- LILYGO SIM800H
- Chipset : ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
- FLASH :QSPI flash 4MB / PSRAM 8MB
- SRAM : 520 kB SRAM
- Button :Reset
- USB to TTL :CH9102
- Modular interface :UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、capacitor touch sensor、ADC、DACLNA pre-amplifier
- On-board clock :40MHz crystal oscillator
- Working voltage :2.7V-3.6V
- Working current : About 70mA
- Sleep current : About 1.1mA
- SIM card : Only supports Nano SIM card
- Working temperature range : -40℃ ~ +85℃
- Size & Weight : 78.83mm28.92mm8.06mm(11.77g)
- Power Supply : USB 5V/1A
- Charging current : 500mA
- Battery : 3.7V lithium battery
- JST Connector : 2Pin 1.25mm
- USB : Type-C