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Wireless Module

2G            

SIM900B

SIMCom presents a compact and reliable wireless module-SIM900B which is compatible with the module-SIM300/340 and SIM340E. This is a complete Quad-band GSM/GPRS module in a B2B type and designed with a very powerful single-chip processor integrating ARM926EJ-S core, allowing you to benefit from small dimensions and cost-effective solutions.

Featuring an industry-standard interface, the SIM900B delivers GSM/GPRS 850/900/1800/1900MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. SIM900B can fit almost all requirements in your M2M applications.

General features

    General features
    • Quad-Band: 850/900/1800/1900MHz                                             
    • GPRS multi-slot class 10/8
    • GPRS mobile station class B
    • Compliant to GSM phase 2/2+
      -Class 4 ( 2W @ 850/900MHz)
      -Class 1 ( 1W @ 1800/1900MHz)
    • SAIC(Single Antenna Interference Cancellation) support      
    • Control Via AT Commands(GSM 07.07 , 07.05
      and SIMCOM enhanced AT Commands)
    • SIM application toolkit
    • Supply voltage range: 3.2V~4.8V
    • Low power consumption: 1mA(sleep mode&BS-PA-MFRMS=9)
    • Operation temperature: -40℃~ +85℃
    • Dimension: 40*33*3mm
    • Weight: 7g


    Specifications for Fax
    • Group 3 , class 1


    Specifications for GPRS Data
    • GPRS class 10: max. 85.6Kbps(downlink)
    • PBCCH support
    • Coding schemes CS 1, 2, 3, 4
    • PPP-stack


    Specifications for CSD Data
    • USSD
    • Non transparent mode


    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


    Enhanced version features
    • Embedded AT
    • FOTA
    • MMS
    Specifications for Voice
    • Tricodec
      -Half rate(HR)
      -Full rate(FR)
      -Enhanced Full rate(EFR)
    • AMR
      -Half rate(HR)
      -Full rate(FR)
    • Hands-free operation(Echo suppression)


    Interfaces
    • 60 PIN Board-to-board connector
    • Interface to external SIM 3V/1.8V       

    • Two analog audio interface
    • RTC backup
    • SPI interface

    • Serial interface
    • SIM Card
      -Option 1: SIM Holder
      -Option 2: Embedded SIM
    • Keypad
               
    • GPIO
    • PWM

    • ADC
    • Antenna connector


    Compatibility
    • AT cellular command interface


    Certifications                                                                                
    • CE
    • GCF
    • FCC
    • ROHS
    • FEACH
    • PTCRB
    • IC


    Carrier Approvals:
    • NCC
    • Orange
    • AT&T
    • Vodafone



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