15% OFF! SIM900 Module - 4 Frequency

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+:
  1. Class 4 (2 W @850/ 900 MHz)
  2. 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:
  1. Half rate (HR)
  2. Full rate (FR)
  3. Enhanced Full rate (EFR)
• Hands-free operation (Echo suppression)
• AMR
  1. Half rate (HR)
  2. Full rate (FR)

Interfaces

• Interface to external SIM 3V/ 1.8V
• analog audio interface
• RTC backup
• SPI interface (option)
• Serial interface
• Antenna pad
• I2C
• GPIO
• PWM
• ADC

Compatibility

• AT cellular command interface

Certificates:

• CE
• FCC
• ROHS
• PTCRB
• GCF
• IC
• ICASA
• TA
• REACH
• AT&T

Package list

• SIM900 Module x1

Wiki & External links