Description
Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards. Supports protocols including TCP/IP, HTTP(s), MQTT(s), FTP(s), and SSL
Supports dial-up, telephone call, SMS. Supports LBS base station positioning, it is able to get the approximate position info via mobile network
TTS (Text To Speech) feature, texts in Chinese/English can be converted into spoken words. Onboard USB interface, for testing AT Commands, network communication, and so on
Onboard audio jack for sound recording, making telephone call, listening the TTS resulting speech, etc.. Breakout common used control pins of the A7670X module, make it easy to connect with hosts boards like Arduino/STM32
SIM card slot, supports 1.8V/3V SIM card. 2x LED indicators, easy to monitor the operating status. Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper. Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)
