General features

•Dual-band/GSM/GPRS 900/1800MHz or Quad-Band GSM/GPRS  850/900/1800/1900MHz

• Compliant to GSM phase 2/2+

• Output power:

– Class 4 (2 W) for GSM850,EGSM900

– Class 1 (1 W) for DCS1800,PCS1900

• Control via AT commands

• SIM Application Toolkit

• Supply voltage range 3.5V-- 4.5V

• Low Power consumption

• Dimensions: 40.4 x 30 x 2.85 mm

• 60-pin Board-to-Board connector

• Weight: 7.5g

• Operation temperature: –25 °C--+70 °C

Specifications for data

• PBCCH support

• GPRS class 10:max.85.6Kbps(Downlink)

• Coding schemes CS 1,2,3,4

• CSD up to 14.4kbps

• PPP-stack

• USSD

• Non transparent mode

Specifications for SMS via GSM

• Point-to-point MO and MT

• SMS cell broadcast

• Text and PDU mode

Specifications for voice

• Tricodec

-         Half rate(HR)

-         Full rate(FR)

-         Enhanced full rate(EFR)

• Hands-free operation(Echo suppression)

• AMR

-         Half rate(HR)

-         Full rate(FR)

Interfaces

• Interface to external SIM 3V/1.8V

• Two analog audio interfaces

• RTC backup

• Serial interface and debug interface

• LCD interface

• Keypad interface

• Antenna connector and antenna pad

Applications

• Fix wireless terminal

• Fix wireless phone

• PDA phone