ESP32 Module with SIM800L GSM TTGO-T Call
- Based on the ESP32-WROVER-B module with 8MB PSRAM and 4MB flash memory
- GSM/GPRS SIM800L module with quad-band support
- Onboard antenna for wireless communication
- SIM card slot for cellular network connectivity
- Built-in Wi-Fi and Bluetooth connectivity
- Supports MQTT, HTTP, TCP, and UDP communication protocols
- 0.96-inch OLED display for visual feedback
- Includes a CP2104 USB-to-UART converter for easy programming and debugging
- Supports multiple power sources, including USB, battery, and external power supply
- Compatible with the Arduino IDE and MicroPython
- Can be used for a wide range of IoT applications, including remote monitoring, asset tracking, and smart home automation.
SIM800L Mini GSM GPRS Module
- Quad-band 850/900/1800/1900MHz
- GPRS multi-slot class12 connectivity: max. 85.6kbps(down-load/up-load)
- Controlled by AT Command (3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands)
- Supports Real-Time Clock
- Supply voltage range 3.4V ~ 4.4V
- Supports A-GPS
- Supports 3.0V to 5.0V logic level
- Low power consumption, 1mA in sleep mode
- Micro SIM Card
- Searches for network and login automatically
- Can connect any global GSM network with 2G sim
- AT command interface with auto baud detection
- Lead-out buzzer and vibration motor control port
- Scan and receive FM radio broadcast, send and receive SMS and call