Small GSM Module sim900 DUAL SIM

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) support
• Dimensions: 24 x 24 x 3 mm
• Weight: 3.4g
• 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&BS-PA-MFRMS=9)
• Operation temperature: -40°C to +85 °C

Specifications for Fax

• Group 3, class 1

Specifications for GPRS Data

• GPRS class 10: max. 85.6 kbps (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

Special firmware

• 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

• 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

Certifications:

• CE
• FCC
• GCF
• PTCRB
• IC
• ICASA
• ROHS
• REACH
• NCC
• Anatel
• A-TICK
• ATEX

Carrier Approvals

• Rogers
• Oranges
• AT&T
• Vodafone
• Deuts Telecom
• Telia Sonera
• TIM
• GMA