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, bKash and Credit Card (Visa/ MasterCard/ Amex) payment solutions. The delivery time usually takes 1-2 days inside Dhaka and 2-3 days outside Dhaka.