Prohibited by the module manufacturer SIMCOM, we're not allowed to ship SMS support, 2G communication & Bluetooth data transmission Based on SIM800C Key Features The **SIM800C GSM/GPRS HAT** is a handy, low power Raspberry Pi HAT which features multi communication functionalities: GSM, GPRS, and Bluetooth, with up to 85.6kbps GPRS data rate. It allows your Pi to easily send messages, connect to wireless Internet, transfer data via Bluetooth, and so on. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano Supports SMS, GPRS, DTMF, HTTP, FTP, MMS, email, etc. Bluetooth 3.0, supports data transferring through Bluetooth UART interface, for connecting host control boards like Arduino/STM32 Onboard voltage level translator, 3.3V by default, switch to 5V via jumper 2x LEDs for indicating the module operating status SIM card slot for 1.8V/3V SIM card Autobauding baudrate: 1200bps ~115200bps Control via AT commands (3GPP TS 27.007, 27.005, and SIMCOM enhanced AT Commands) Supports SIM application toolkit: GSM 11.14 Release 99 Comes with development resources and manual (examples for Raspberry Pi/Jetson Nano/Arduino/STM32) Specifications GSM / GPRS / Bluetooth Frequency band GSM: 850/900/1800/1900 MHzQuad-band auto searchCompliant to GSM phase 2/2+ Emitting power Class 4 (2W @ 850/900 MHz)Class 1 (1W @ 1800/1900 MHz) GPRS connectivity GPRS multi-slot class 12/10 (default)GPRS multi-slot class 1~12 (configurable) GPRS data feature UL/DL data rate: ≤85.6kbpsSupports Packet Broadcast Control Channel (PBCCH)Coding schemes: CS-1, CS-2, CS-3, CS-4Supports PAP (Password Authentication Protocol) for PPP connectionSupports Unstructured Supplementary Service Data (USSD) SMS Supports: MT, MO, CB, Text, PDUSMS storage: SIM card Bluetooth Integrates AT commandsCompliant to Bluetooth specification3.0 + EDRSupports SPP, OPP, HFP/HSP, etc. Others Power supply 5V (USB port OR pinheader) Logic level 5V / 3.3V (default) Operating temperature -40°C ~ 85°C Storage temperature -45°C ~ 90°C Dimensions 30.2 x 65mm Standard Raspberry Pi 40PIN GPIO Compatible with Raspberry Pi series boards, Jetson Nano SMS & Email Support supports sending SMS, email, or MMS by AT commands Pinout Definition Outline Dimensions