Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano.
Supports dial-up, telephone call, SMS, TCP, UDP, DTMF, HTTP, FTP, etc. Supports GPS, BeiDou, Glonass, GALILEO, QZSS, LBS base station positioning
Onboard USB interface, to test AT Commands, get GPS positioning data, and so on. Onboard USB to UART converter, for serial debugging
Onboard audio jack and audio decoder for making telephone call. 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/Jetson Nano//STM32).