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

Description:

  • ChipsetESPRESSIF-ESP32 240MHz Xtensa single-/dual-core 32-bit LX6 microprocessor
  • FLASHQSPI flash 4MB / PSRAM 8MB
  • SRAM 520 kB SRAM
  • ButtonReset
  • USB to TTLCP2104
  • Modular interfaceUART、SPI、SDIO、I2C、PWM、I2S、ADC
  • On-board clock40MHz crystal oscillator
  • Working voltage2.7V-3.6V
  • Working currentAbout 70mA
  • Sleep currentAbout 1.1mA
  • SIM cardOnly supports Nano SIM card
  • Working temperature range-40℃ ~ +85℃
  • Size&Weight78.83mm*28.92mm*8.06mm(11.77g)
  • Power Supply Specifications
  • Power SupplyUSB 5V/1A
  • Charging current500mA
  • Battery3.7V lithium battery
  • JST Connector2Pin 1.25mm
  • USBType-C
  • Wi-Fi: StandardFCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 chip) Protocol802.11 b/g/n(802.11n,speed up to150Mbps)A-MPDU and A-MSDU polymerization,support 0.4μS Protection interval
  • Frequency range2.4GHz~2.5GHz(2400M~2483.5M)
  • Transmit Power22dBm
  • Communication distance300m
  • Bluetooth: Protocolmeet bluetooth v4.2BR/EDR and BLE standard
  • Radio frequencywith -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
  • Audio frequencyCVSD&SBC audio frequency


Software specification

  • Wi-Fi ModeStation/SoftAP/SoftAP+Station/P2P
  • Security mechanismWPA/WPA2/WPA2-Enterprise/WPS
  • Encryption Type AES/RSA/ECC/SHA
  • Firmware upgradeUART download/OTA(Through network/host to download and write firmware)
  • Software DevelopmentSupport cloud server development /SDK for user firmware development
  • Networking protocolIPv4、IPv6、SSL、TCP/UDP/HTTP/FTP/MQTT
  • User ConfigurationAT + Instruction set, cloud server, android/iOSapp
  • OSFreeRTOS

More Information:

https://github.com/Xinyuan-LilyGO/TTGO-T-Call

30 JD
Quantity
2 in stock
30 JD 1+ units
28.5 JD 10+ units
27 JD 25+ units
25.5 JD 100+ units



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