TTGO T-Call ESP32 Wrover-E Wireless Module SIM Antenna SIM Card SIM800H GSM/GPRS Antenna for arduino
$70.4
$89.41
Specifications: 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 Specifications Power Supply : USB 5V/1A Charging current : 500mA Battery : 3.7V lithium battery JST Connector : 2Pin 1.25mm USB : Type-C
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