Description:
Features
  Dual Band GSM/GPRS 900/1800MHz
  Compliant to GSM phase 2/2+
  GPRS Class 10
  Output power: Class4 2W for EGSM900
               Class2 1W for GSM1800
  Control via AT commands
  SIM application tool kit
  Supply voltage range: 3.3-4.8VDC
  Temperature range: -20 to +55 (operational functionality)
                    -40 to +85 (storage temperature)       
  Dimensions: 54.5x 36x 3.55 mm
  Weight: 9g
  Voice: FR/EFR/HR/AMR, noise suppression and echo cancellation
            PCM audio, Emergency calls
  SMS: Text and PDU mode, Point to point (MO/MT), Cell broadcast
  DATA: non transparent, CSD up to 14.4kbps, USSD,
  Interfaces: UART, RF connector, 40 pin system connector,
            SIM card interface, Keypad and LCD, etc.