General features GPRS multi-slot class 12/10 GPRS mobile station class B Compliant to GSM phase 2/2+ - Class 4 (2 W @ 850/900 MHz) - Class 1 (1 W @ 1800/1900MHz) FM: 76~109MHz worldwide bands with 50KHz tuning step Dimensions: 17.6*15.7*2.3 mm Weight: 1.3g Control via AT commands (3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands) Supply voltage range 3.4 ~ 4.4V Low power consumption temperature:-40°C~85°C Specifications for GPRS Data PBCCH support Coding schemes CS 1, 2, 3, 4 PPP-stack CSD up to 14.4 kbps USSD 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/ MMS E-MAIL DTMF Jamming Detection Specifications for voice - Half rate (HR) - Full rate (FR) - Enhanced Full rate (EFR) AMR - Half rate (HR) - Full rate (FR) Hands-free (Echo suppression)