GPRS/GSM SIM900 Module Arduino Shield - Quad-Band breadboard power supply custom firmware 512 KB —

custom firmware 512 KB — AT firmware only PCB color Dark blue — reduced LED bleed Light blue GPIO pins 2 (GPIO0

Do I need extra parts

3 10/100Mbit/s

Environmental and motion sensors

Sharp small-screen output: Great for icons

GPRS/GSM SIM900 Module Arduino Shield - Quad-Band breadboard power supply custom firmware 512 KB —SIM900 based GSM GPRS shield that stacks straight onto your Arduino. Give any project the ability to send and receive SMS, make and take calls, and pull data over GPRS. Handy when WiFi isn't around. GPRS class B, so it runs one service at a time. A call or SMS pauses the GPRS session and it resumes once you're done. Specs Chip SIM900, quad band 850 900 1800 1900 MHz GPRS Multi slot class 10 8, mobile station class B (one service at a time) Control AT