Featuring an industry-standardinterface, the SIM900D delivers GSM/GPRS 850/900/1800/1900MHzperformance for voice, SMS, Data, and Fax in a small form factorand with low power consumption. With a tiny configuration of 33mm x33mm x 3 mm, SIM900D can fit almost all the space requirements inyour M2M applications, especially for slim and compact demands ofdesign.

Mail features

* Quad-Band 850/ 900/ 1800/ 1900MHz

* GPRS multi-slot class10/8

* GPRS mobile station classB

* Compliant to GSM phase2/2

– Class 4 (2 W @850/ 900MHz)

– Class 1 (1 W @1800/1900MHz)

* Dimensions:33*33*3mm

* Weight: 6.2g

* Control via AT commands (GSM07.07 ,07.05 and

SIMCOM enhanced ATCommands)

* SIM applicationtoolkit

* Supply voltage range : 3.1 ...4.8V

* Low power consumption:1.5mA(sleep mode)

* Operation temperature: -40 °Cto 85°C

Specifications for Fax

* Group 3, class 1

Specifications forData

* GPRS class 10: max. 85.6 kbps(downlink)

* PBCCH support

* Coding schemes CS 1, 2, 3,4

* CSD up to 14.4 kbps

* USSD

* Non transparent mode

* PPP-stack

Specifications for SMS viaGSM/GPRS

* Point-to-point MO andMT

* SMS cell broadcast

* Text and PDU mode

Software features

* 0710 MUX protocol

* embedded TCP/UDPprotocol

* FTP/HTTP( available at July,2010)

* FOTA ( available at July,2010)

* MMS (available at July,2010)

* Embedded AT (available atQ3,2010)

Specifications forVoice

* Tricodec

– Half rate (HR)

– Full rate (FR)

– Enhanced Full rate(EFR)

Hands-free operation

(Echo suppression)

AMR

– Half rate (HR)

– Full rate (FR)

Interfaces

* Interface to external SIM 3V/1.8V

* analog audiointerface

* RTC backup

* SPI interface(option)

* Serial interface

* Embedded SIM (option)

* Antenna pad

* GPIO

* ADC

* Charge interface for Libattery

* PWM

Compatibility

* AT cellular commandinterface

Certificates:

* ROHS

* REACH

* CE

* GCF

Certificates(on going)

* FCC

* IC

Accessories:

GSM antenna options

sim900d