SIM900 GPRS/GSM SHIELD

• To provide you a way to communicate using the GSM cell phone network.
• It allows you to achieve SMS, MMS, GPRS and Audio via UART by sending AT commands
• It has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module(They are all 2V8 logic) present onboard.
• Quad-Band 850 / 900/ 1800 / 1900 MHz, it would work on GSM networks in all countries across the world.
• For M2M(Machine 2 Machine), remote control of appliances, remote weather station/Wireless sensor network, vehicle tracking system with a GPS module, etc.

Specification:

• 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
• Short Message Service, you can send small amounts of data over the network
• (ASCII or raw hexadecimal)
• Embedded TCP/UDP stack, allows 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℃ to +85℃