Lilygo Ttgo T-Call V1.4 Esp32 Wireless Module SIM Antenna SIM Card SIM800L Module

• Type: Development Board
• Origin: China
• Model NO.: T-Call V1.4

Product Description

TTGO T-Call V1.4 ESP32 Wireless Module SIM 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	CH9102F QFN24
Modular interface	UARTSPISDIOI2CPWMI2SADC
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	78.83mm*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 2.0mm
USB	Type-C
Wi-Fi
Standard	FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 chip)
Protocol	802.11 b/g/n(802.11nspeed up to150Mbps)A-MPDU and A-MSDU polymerizationsupport 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
Software specification
Wi-Fi Mode	Station/SoftAP/SoftAP+Station/P2P
Security mechanism	WPA/WPA2/WPA2-Enterprise/WPS
Encryption Type	AES/RSA/ECC/SHA
Firmware upgrade	UART download/OTAThrough network/host to download and write firmware
Software Development	Support cloud server development /SDK for user firmware development
Networking protocol	IPv4IPv6SSLTCP/UDP/HTTP/FTP/MQTT
User Configuration	AT + Instruction set, cloud server, android/iOSapp
OS	FreeRTOS

 

More Information:

Xinyuan-LilyGO/LilyGo-T-Call-SIM800

T-Call V1.4 Pin Diagram:

Connect the power supply, click to start, after start, click to reset,clicktwice to shut down.

 

T-Call V1.4 Size Chart

 

Product Detail

 

 

Shipping List

T-Call V1.3*1

Pin *2

SIM Antenna *1(7 cm)

Power Cable*1