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  • Wholesale C3-470C Mini GPS module (Built-in Antenna)


  • Wholesale 4 Frequency ultra GSM/GPRS module : SIM900


  • Wholesale C3-370C Mini GPS module (Built-in Antenna)


  • Wholesale 4 Frequency ultra GSM/GPRS module : SIM900
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4 Frequency ultra GSM/GPRS module : SIM900

    Qty.Range(unit) Price(per unit) Discount
    Large Order:
  • US$29.99
  • Quantity:

    Product Details

     4 Frequency ultra GSM/GPRS module : SIM900

    SIM900 is an ultra compact and reliable wireless module. This is a complete Quad-band GSM/GPRS module in a SMT type and designed with a very powerful single-chip processor integrating AMR926EJ-S core, allowing you to benefit from small dimensions and cost-effective solutions.

    Featuring 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 : 3.1 ... 4.8V
    * Low power consumption: 1.5mA(sleep mode)
    * Operation temperature: -40°C to +85 °C
    Specifications for Fax
    * Group 3, class 1
    Specifications 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-stack
    Specifications for SMS via GSM/GPRS
    * Point to point MO and MT
    * SMS cell broadcast
    * Text and PDU mode
    Software features
    * 0710 MUX protocol
    * embedded TCP/UDP protocol 
    * FTP/HTTP( available at late July ,2010)
    * FOTA ( available at July ,2010)
    * MMS (available at July ,2010)
    * Embedded AT (available at Q3,2010)
    Specifications 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)
    * Interface to external SIM 3V/ 1.8V
    * analog audio interface
    * RTC backup
    * SPI interface (option)
    * Serial interface 
    * Antenna pad
    * I2C
    * GPIO
    * PWM
    * ADC
    * AT cellular command interface
    * CE 
    * FCC
    * ROHS
    * PTCRB
    * GCF
    * IC
    * ICASA
    * TA
    * REACH
    * AT&T
    You can download all the materials here. If you can not download them, you can mail us with your order number to ask for the documents, Certificate and SDK.
    This documents is waht you definitely need:
    • SIM900 Reference Design Guide
    • SIM900_AT Command Manual_V1.03
    • SIM900_Hardware Design_V2.00

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