SIM900A GSM Module

175.00

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Description

Overview

  • The SIM900A is a readily available GSM/GPRS module, used in many mobile phones and PDA.
  • The module can also be used for developing IOT (Internet of Things) and Embedded Applications.
  • SIM900A is a dual-band GSM/GPRS engine that works on frequencies EGSM 900MHz and DCS 1800MHz.

Specification 

  • Supply voltage range : 3.2 … 4.8V
  • •Low power consumption: 1.0mA(sleep mode&BS-PAMFRMS=9 )
  • •Operation temperature: -40°C to +85 °C
  • Class 4 (2 W @850/ 900 MHz)
  • Class 1 (1 W @ 1800/1900MHz)
  • •SAIC (Single Antenna Interference Cancellation)
  • Quad-Band 850/ 900/ 1800/ 1900 MHz
  • GPRS multi-slot class 10/8
  • GPRS mobile station class B
  • Compliant to GSM phase 2/2+
  • Control via AT commands (GSM 07.07 ,07.05  and SIMCOM enhanced AT Commands)
  • SIM application toolkit

 

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

 

Special firmware

  • Embedded AT
  • Java 
  • 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)

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