Hook your Arduino up to GSM/GPRS cell phone network with GPRS shield! You can use your Arduino to dial a phone number or send a text to your friend via easy to use AT commands now. This new version features a quad-band low power consumption GSM/GPRS module SIM900 as well as a compact PCB antenna. Meanwhile, improvements on interfaces and basic circuit have been taken to make it more concise and reliable. Check out the improvement details of V2.0



Features: Compatible with standard Arduino and Arduino Mega

Selectable interface between hardware serial port and software serial port

Quad band support: 850/900/1800/1900MHz

Support TCP/UDP protocols

Full control via AT commands set: Standard - GSM 07.07 & 07.05 and Enhanced - SIMCOM AT Commands

2-in-1 headset jack

Convenient external SIM card holder

Low power consumption: 1.5mA(sleep mode)

3V CR1220 Battery Holder Connector