1)SIM900 GSM GPRS module 2)Voice, SMS, Data, and Fax application 3)especially for slim and compact demands of design

SIM900 GSM GPRS module, Quad-band, industrial standard

Sim900,SIM900 Simcom wireless module,Simcom modules,modulesFeaturing an industry-standard interface, the SIM900 delivers GSM/GPRS 850/900/1800/1900MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. With a tiny configuration of 24mm x 24mm x 3 mm, SIM900 can fit almost all the space requirements in your M2M applications, especially for slim and compact demands of design.General features * Quad-Band 850/ 900/ 1800/ 1900 MHz* 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)* Dimensions: 24*24*3mm* Weight: 3.4g* Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)* SIM application toolkit* Supply voltage range : 3.2 ... 4.8V* Low power consumption: 1.0mA(sleep mode)* Operation temperature: -40°C to +85 °C Specifications for Fax* Group 3, class 1Specifications for Data * 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-stackSpecifications for SMS via GSM/GPRS* Point to point MO and MT* SMS cell broadcast* Text and PDU modeSoftware features* 0710 MUX protocol* embedded TCP/UDP protocol * FTP/HTTPSpecial firmware* FOTA* MMS* Java (cooperate with Iasolution)* Embedded ATSpecifications for Voice * 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 audio interface* RTC backup* SPI interface (option)* Serial interface * Antenna pad* I2C* GPIO* PWM* ADCCompatibility* AT cellular command interfaceCertificates* CE * FCC* ROHS* PTCRB* GCF* IC* ICASA* REACHCarrier Approvals* AT&T* NCC* Anatel* Rogers* Orange* Vodafone

sim900