Sim900 Gprs Gsm Shield Development Board Sim900 Gsm Module Sim 900 For Arduinos

Introduction
Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world.
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)
Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced Commands: SIMCOM AT Commands.
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.
RTC supported.
Selectable serial port.
Speaker and Headphone jacks
Low power consumption - 1.5mA(sleep mode)
Industrial Temperature Range - -40°C to +85 °C
Size:8.5x5.7x2cm(approx)

ApplicationM2M (Machine 2 Machine) Applicatoions.Remote control of appliances.Remote Weather station or a Wireless Sensor Network.Vehicle Tracking System with a GPS module.
Interface IntroductionPower select - select the power supply for GPRS shield(external power or 5v)Power jack - connected to external 4.8~5VDC power supplyAntenna interface - connected to external antennaSerial port select - select either software serial port or hareware serial port to be connected to
GPRS Shield
Hardware Serial - D0/D1Software serial - D7/D8Status LED - tell whether the power of SIM900 is onNet light - tell the status about SIM900 linking to the netUART of SIM900 - UART pins breakout of SIM900Microphone - to answer the phone callSpeaker - to answer the phone callGPIO,PWM and ADC of SIM900 - GPIO,PWM and ADC pins breakout of SIM900Power key - power up and down for SIM900Packing & Deliveryabout US
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