Waveshare GSM/GPRS/GNSS/Bluetooth HAT for Raspberry Pi

This is GSM/GPRS/GNSS/Bluetooth HAT for Raspberry Pi very handy, low power Raspberry Pi HAT which features multi communication functionalities: GSM, GPRS, GNSS and Bluetooth.It allows your Pi to easily make a telephone call, send messages, connect to wireless Internet, global position, transfer data via Bluetooth, and so on. Raspberry Pi connectivity, compatible with Raspberry Pi 2B/3B/Zero/Zero W; Supports SMS, phone call, GPRS, DTMF, HTTP, FTP, MMS, email, etc.; Support GPS, COMPASS, Glonass, LBS base ...