Custom T-Call V1.4 ESP32 Development Board GPRS Antenna ESP32-WROVER-B SIM800L Module WiFi BT-compatible 850/900/1800/1900MHZ Manufacturer

T-Call V1.4 ESP32 Development Board ESP32-WROVER-B SM800L Module GPRS Antenna WiFi BT-compatible Module SIM Card Slot
Feature:
1. Powerful Functionality: The T-Call V1.4 ESP32 wireless communication module with FPC antenna and SIM card SIM800L is both ESP32 WROVER-B and SIM800L module, offering a comprehensive range of features and capabilities.
2. Easy to Use: The peripheral devices use the CP210X USB-to-serial chip, which makes it easy to connect to a computer or device via USB for fast and stable data transmission.
3. Integrated Design: This module integrates both the ESP32 WROVER-B and SIM800L modules into one compact package, allowing users to enjoy the benefits of both modules in one platform.
4. Battery-Powered Option: With a lithium battery charging and discharging circuit and overcharge and over-discharge protection, this module can be powered by batteries and charged simultaneously, providing high portability and convenience.
5. Wide Compatibility: This module supports low-power voice, SMS, and data transmission, making it ideal for a range of applications.


Specification:
Power supply voltage: DC3.6V~5V (TYPEC port 5V input)
On board lithium battery interface and integrated lithium battery charging and discharging circuit
The module can work while charging the battery
Charging current 500MA
Supports WiFi and BT-compatible transmission
Flip over SIM card slot design allows for the use of 2G/3G/4G NANO SIM cards from China Mobile or China Unicom
Support the transmission of voice, SMS, and data information
Two onboard audio ports: including microphone input and audio output ports
One IO13 pin indicator light blue LED on board
Product size: 75 * 30 * 3mm/2.95 * 1.18 * 0.11 inch
 

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.

 

1 x Module