The SIM900A Module is a complete Dual-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications 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, SIM900A can fit almost all the space requirements in your applications, especially for slim and compact demand of design.

Specifications:

• Dual Band 900/1800 MHz
• GPRS multi-slot class 10/8
• GPRS mobile station class B
• Meet GSM 2/2 + standards
  • Class 4 (2 W @ 900 MHz)
  • Class 1 (1 W @ 1800MHz)
• Size: 24 x 24 x 3mm
• Weight: 3.4g
• Control via AT commands (GSM 07.07, 07.05 and SIMCOM enhanced AT command set)
• SIM application toolkit
• Supply voltage range: 3.1 to 4.8V
• Low power consumption: 1.5mA (sleep mode)
• Operating temperature range: -40 ° C to +85 ° C

For more details and specifications, refer manufacturer's website.