KEEDOX® SIM900 Quad-band GSM GPRS Shield Development Board with Antenna
Description:The GPRS Shield is based on SIM900 module from SIMCOM and compatible with Arduino module. The GPRS Shield provides you a way to communicate using the GSM cell phone network. The shield allows you to achieve SMS, MMS, GPRS and Audio via UART by sending AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands). The shield also has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module(They are all 2V8 logic) present onboard.Features:*Short Message Service - so that you can send small amounts of data over the network (ASCII or raw hexadecimal)*Embedded TCP/UDP stack - allows you to upload data to a web server*Selectable serial port*Speaker and Headphone jacks*Low power consumption - 1.5mA(sleep mode)*Industrial Temperature Range - -40C to +85 CPackage includes:1x SIM900 module