GSM/GPRS - SIM900A

Product Description:
SIMCom presents an ultra compact and reliable wireless module-SIM900A. This is a complete Dual-band GSM/GPRS module in a SMT type and designed with a very powerful single-chip processor integrating AMR926EJ-S core, allowing you to benefit from small dimensions and cost-effective solutions.
Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. With a tiny configuration of 24mm x 24mm x 3 mm, SIM900 can fit almost all the space requirements in your M2M applications, especially for slim and compact demands of design.

Key Specifications/Special Features:

Specifications:

• Dual-band GSM module with an industry-standard interface, it delivers GSM/GPRS 900/1,800MHz performance for voice, SMS, data and fax in a small form factor and with low power consumption
• Can fit almost all the space requirements in your applications, especially for slim and compact demand of design
• GPRS multi-slot class 10/8
• GPRS mobile station class B
• Compliant to GSM phase:
• Class 4 (2W at 900MHz)
• Class 1 (1W at 1,800MHz)
• Dimensions: 24 x 24 x 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 to 4.8V
• Low power consumption: 1.5mA (sleep mode)
• Operating temperature: -40 to +85°C

Specifications for fax: group 3, class 1

Specifications for data:

• GPRS class 10: maximum 85.6kbps (downlink)
• PBCCH supported
• Coding schemes CS 1, 2, 3, 4
• CSD up to 14.4Kbps
• USSD supported
• 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
  • Full rate
  • Enhanced full rate
  • Hands-free operating
  • Echo suppression
• AMR:
  • Half rate
  • Full rate
  • Interface to external SIM 3V