LILYGO® TTGO T-Call V1.4 ESP32 Wireless GPRS SIM Card Antenna SIM800L Module
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TTGO T-CALL Version 1.4 ESP32 2.4GHz wireless module development board.
| 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 |
| Modular interface | UART、SPI、SDIO、I2C、PWM、TV PWM、I2S、IRGPIO |
| 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 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 | 20dBm |
| 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 |
Github:
https://github.com/Xinyuan-LilyGO/LilyGo-T-Call-SIM800
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General Questions
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What is the latest price of the LILYGO® TTGO T-Call V1.4 ESP32 Wireless GPRS SIM Card Antenna SIM800L Module in Bangladesh?
The latest price of LILYGO® TTGO T-Call V1.4 ESP32 Wireless GPRS SIM Card Antenna SIM800L Module in Bangladesh is BDT 2,950.00 . You can buy the LILYGO® TTGO T-Call V1.4 ESP32 Wireless GPRS SIM Card Antenna SIM800L Module at the best price on BDTronics.com or contact us via phone.
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Where to buy LILYGO® TTGO T-Call V1.4 ESP32 Wireless GPRS SIM Card Antenna SIM800L Module in Bangladesh?
You can buy LILYGO® TTGO T-Call V1.4 ESP32 Wireless GPRS SIM Card Antenna SIM800L Module online by ordering on BDTronics.com or directly collect by visiting our store in person. BDTronics is a trusted provider of high-quality electronics, 3D printers, solar systems, and robotics parts. We offer fast shipping across the country via courier service.
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What are the delivery options of LILYGO® TTGO T-Call V1.4 ESP32 Wireless GPRS SIM Card Antenna SIM800L Module in Bangladesh?
We provide home delivery service all over Bangladesh. We support Cash on Delivery, Online Bank Transfer, bKash and Credit Card (Visa/ MasterCard/ Amex) payment solutions. The delivery time usually takes 1-2 days inside Dhaka and 2-4 days outside Dhaka.