TTGO T-Call V1.3 ESP32 Wireless Modul

Predam

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

Product Description

Hardware Specifications
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 CP2104
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 300uA
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 USB 5V/1A
Charging current 500mA
Battery 3.7V lithium battery
JST Connector 2Pin 1.25mm
USB Type-C

Wi-Fi
Standard FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 chip)
Protocol 802.11 b/g/n(802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization，support 0.4μS Protection interval
Frequency range 2.4GHz~2.5GHz(2400M~2483.5M)
Transmit Power 22dBm
Communication distance 300m

Bluetooth
Protocol meet bluetooth v4.2BR/EDR and BLE standard
Radio frequency with -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
Audio frequency CVSD&SBC audio frequency

Tel: 0902881725