SIMCOM SIM900B a complete Quad-band GSM/GPRS module MJD New in stock

 SIMCOM  SIM900B  a complete Quad-band GSM/GPRS module MJD New in stock

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)         

SAIC (Single Antenna Interference Cancellation)

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 :3.2 ... 4.8V

Low power consumption: 1.0mA(sleep mode)

Operation temperature: -40 °C to +85 °C

Specifications for Data 

GPRS class 10: max. 85.6 kbps (downlink)

PBCCH support

Coding schemes CS 1, 2, 3, 4

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

Enhanced version add following features

FOTA    

MMS 

Embedded AT

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)

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 

 - Option1: SIM holder 

 - Option2: Embeded SIM

Keypad 

GPIO 

PWM

ADC

Antenna connector

Compatibility

AT cellular command interface

PICTURE:

From :www.hkmjd.com

Shen Zhen Mingjiada electronic.Co.,ltd.