The GSM/GPRS Module for WLL and handheld applications 

        The SIM300D is a complete Tri-band GSM/GPRS solution in a SMT module which can be embedded in the customer application.

        Featuring an industry-standard interface, the SIM300D delivers GSM/GPRS 900/1800/1900MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. With a tiny configuration of 33mm x 33mm x 3mm, SIM300D can fit almost all the space requirements in your industrial applications, such asM2M, Telematics and other mobile data communication systems.

·  Tri- band GSM/GPRS module with a size of 33mmx33mmx3mm

·  SMT type suit for customer application

·  An embedded Powerful TCP/IP protocol stack

·  Based upon mature and field-proven platform, backed up by our
    support service, from definition to design and production

General features:

·  Tri-Band GSM/GPRS 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 @ 900 MHz)
          - Class 1 (1 W @ 1800/1900MHz)

·  Dimensions: 33mmx33mmx3mm

·  Weight: 7.8gControl via AT commands
    (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)

·  SIM application toolkit

·  Supply voltage range 3.4V...4.5V

·  Low power consumption

·  Normal operation temperature: -20°C to +55°C

·  Restricted operation temperature:
          -30°C to -20°C and +55°C to +80°C

·  Storage temperature   -40°C to +85°C