SIMCOM SIM900 Module Quad Band Wireless GSM/GPRS Shield Development Board For Arduino.

Features

• · GPRS multi-slot class 10/8
• · GPRS mobile station class B
• · Compliant to GSM phase 2/2+
• · Class 4 (2 W # 850 / 900 MHz)
• · Class 1 (1 W # 1800 / 1900MHz)
• · Embedded TCP/UDP stack – allows you to upload data to a web server.
• · RTC supported.
• · Selectable serial port.
• · Low power consumption – 1.5mA(sleep mode)

Application Ideas

• · M2M (Machine 2 Machine) Applicatoions.
• · Remote control of appliances.
• · Remote Weather station or a Wireless Sensor Network.
• · Vehicle Tracking System with a GPS module.
• · Make sure your SIM card is unlocked.
• · The product is provided as is without an insulating enclosure. Please observe ESD precautions specially in dry (low humidity) weather.
• · The factory default setting for the GPRS Shield UART is 19200 bps 8-N-1. (Can be changed using AT commands).
• · Power select – select the power supply for GPRS shield(external power or 5v of arduino)
• · Power jack – connected to external 4.8~5VDC power supply
• · Antenna interface – connected to external antenna
• · Serial port select – select either software serial port or hareware serial port to be connected to GPRS Shield
• · Hardware Serial – D0/D1 of Arduino
• · Software serial – D7/D8 of Arduino
• · Status LED – tell whether the power of SIM900 is on
• · Net light – tell the status about SIM900 linking to the net
• · UART of SIM900 – UART pins breakout of SIM900