Menu
Your Cart

T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board

T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
$21.52
Ex Tax: $21.52
  • Stock: In Stock
  • Model: EB0042648
  • SKU: EB0042648

Available Options

Precise details:

Version Information:

CN warehouse: 1.4V

USA, UK warehouse: 1.3V


Feature:

Hardware Specifications  
Chipset ESPRESSIF-ESP32 240MHz Xtensa® dual-core 32-bit LX6 microprocessor
FLASH QSPI flash 4MB / PSRAM  8MB
SRAM  520 kB SRAM
Button Reset
USB to TTL CP2104/CH9102F/CH304K (Optional)
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
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
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/OTA(Through network/host to download and write firmware)
Software Development Support cloud server development /SDK for user firmware development
Networking protocol IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
User Configuration AT + Instruction set, cloud server, android/iOSapp
OS FreeRTOS

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

Package includes:


1 x T-Call
1 x Power cord
2 x Pin header
1 x GPRS antenna (9cm)
LILYGOreg-TTGO-T-Call-V13-V14-ESP32-Wireless-Module-GPRS-Antenna-SIM-Card-SIM800L-Board-1527048




LILYGOreg-TTGO-T-Call-V13-V14-ESP32-Wireless-Module-GPRS-Antenna-SIM-Card-SIM800L-Board-1527048

LILYGOreg-TTGO-T-Call-V13-V14-ESP32-Wireless-Module-GPRS-Antenna-SIM-Card-SIM800L-Board-1527048

LILYGOreg-TTGO-T-Call-V13-V14-ESP32-Wireless-Module-GPRS-Antenna-SIM-Card-SIM800L-Board-1527048

LILYGOreg-TTGO-T-Call-V13-V14-ESP32-Wireless-Module-GPRS-Antenna-SIM-Card-SIM800L-Board-1527048

LILYGOreg-TTGO-T-Call-V13-V14-ESP32-Wireless-Module-GPRS-Antenna-SIM-Card-SIM800L-Board-1527048

LILYGOreg-TTGO-T-Call-V13-V14-ESP32-Wireless-Module-GPRS-Antenna-SIM-Card-SIM800L-Board-1527048

Write a review

Note: HTML is not translated!
Bad Good

Shipping Time


After you successfully placed an order at RenhotecIC.com, you will receive a confirmation email with your invoice. Once your order is shipped, you will be emailed with the tracking information of your package. Also, you can choose your preferred shipping method during the checkout process. Kindly advise: please select DHL/FedEx if you need our product urgently.

The timeline of the whole shipping process is shown below:

img

The total delivery time is calculated from the time your order is successfully placed to the time received. Total delivery time is broken down into processing time and shipping time.

Processing time: The time it takes to prepare your item(s), includes preparing your items, performing quality inspections, and packaging for shipment. Normally, the processing time is 1-3 days (Only include Monday to Saturday ) after getting your order.

Shipping time: The time for your item(s) to travel from our warehouse to your destination. The shipping time depends on the shipping method you chose. Please refer to the shipping rate section for details. 


Shipping Rates


You could choose the shipping method based on your preference during checkout, different shipping methods will apply different rates and shipping times. Please check the following chart for detail:


Shipping MethodShipping RatesShipping Times
Flat Shipping (Promotion)
$10About 5-30 Working Days to Worldwide (Only include Monday to Saturday )

Standard Express(0.5KG starting price listed)

Based On WeightsAbout 5-15 Working Days to Worldwide (Only include Monday to Saturday )

Priority Express (0.5KG starting price listed)

Based On WeightsAbout 3-7 Working Days to Worldwide (Only include Monday to Saturday )

In addition, the transit time depends on where you're located, the shipping method you choose, and where your package comes from. We will keep you informed of any problems here to help you get your order as soon as possible. 

If you want to know more information, please contact the customer service by contact form or sales@renhotecic.com. We will settle your problem as soon as possible. Enjoy shopping!