Product Description

Product:

• LILYGO TTGO T-Call V1.3 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Module

Hardware Specifications:

• Chipset: ESPRESSIF-ESP32 (Wi-Fi & Bluetooth)240MHz Xtensa single-/dual-core 32-bit LX6 microprocessor
• Modular interface: UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、ADC、capacitor
• touch sensor、DACLNA pre-amplifier
• FLASH: QSPI flash 4MB , PSRAM 8MB
• USB to TTL: CP2104 or CH9102F (Currently only compatible with Windows because of the Mac system updates , uploading programs with the MAC system isnot supported)
• Working voltage: 2.7V-3.6V
• Working current: About 70mA
• Sleep current: About 300mA
• SIM card: Only supports Nano SIM card
• Working temperature range: -40℃~+85℃
• Size&Weight: 78.83mm*28.92mm*8.06mm(11.77g)

Power Supply Specifications:

• Power Supply Input: USB 5V/1A
• Battery Input: 3.7-4.2V
• Charging current: 500mA
• USB: Type-C
• JST Connector: 2Pin 1.25mm