Part Number: GSM/GPRS/GNSS HAT GSM/GPRS/GNSS/Bluetooth HAT for Raspberry Pi, Based on SIM868 This is a 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. Standard for Raspberry Pi 40PIN GPIO extension header, supports for Raspberry Pi series boards Supports SMS, phone call, GPRS, DTMF, HTTP, FTP, MMS, email, etc. Support GPS, COMPASS, Glonass, LBS base station positioning, omni-positioning. Bluetooth 3.0, supports data transferring through Bluetooth. Onboard USB TO UART converter CP2102 for UART debugging Color: As Shown Material: Plastic+Metal Package Contents: 1 * GSM/GPRS/GNSS HAT 1 * GSM antenna 1 * GPS External Antenna (B) 1 * Bluetooth antenna 1 * USB type A male to Micro-male cable 2 * RPi copper pillar packs