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Gsm Gprs Module Sim900b Quad Band At Commands - Taiwan

price: contact company for price

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: 40*33*3 mm

* Weight: 7g

* 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


* 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 July , 2010)

Enhanced version add following features

* 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)


– Half rate (HR)

– Full rate (FR)


* 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

- Option1: SIM holder

- Option2: Embeded SIM

* Keypad




* Antenna connector


* AT cellular command interface

Approvals(on going)

* CE





* IC


* TA

Gsm Gprs Module Sim900b Quad Band At Commands

Please inquiry for your need now

Company Contact:

  • Phone: 886282216389

  • Address: 5F-3,No. 492,Bannan Road, Chung Ho Dist,, New Taipei City , Taiwan

  • Email: Email

Published date: September 7, 2012 -

  • Business Description: Connectec established in 2002 in central Taiwan by a number of professionals and experts in Communications and GPS (Global Positioning System) industries. Connectec is well respected in the precision GPS industry, offering a complete line of GPS receivers and Bluetooth communication products. To fully support both domestic
    and international customers, we have expanded and reorganized our sales office in Taipei. We focus and specialize in manufacturing small, lightweight and handy electronic products in applications of GPS and Bluetooth.
    Our aim is to enrich people s life with more conveniences, styles, innovation, safety and enjoyment.

    Strong R & D Team
    The strong strength in R&D as well as strategic business development and well established sales network have made Connectec growing fast. Being an active partner with worldwide customers, we always provide the best quality products at highly competitive prices.

    OEM / ODM Projects
    Due to strong R& D team, we have full experiences developing various kinds of specialty projects. To meet your proper solutions, we are quite confident of providing customized models for you. Your OEM / ODM projects are welcome.

    Good Service
    Through Connectec fully supports and allies with customers and business partners in needs, as well as our 100% guarantee in quality and customer service which will lead you to the topposition in your market.

    Cooperating with Connectec is the one and only way to step up to win hands down for your business. Furthermore, it s value added to be our partner, you are going to reach a successful gateway very soon. Please visit our products online and contact us right now.

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