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General features ? Quad-band 850/900/1800/1900MHz ? GPRS multi-slot class 12/10 ? GPRS mobile station class B ? Compliant to GSM phase 2/2+ –Class 4 (2 W @ 850/900MHz) –Class 1 (1 W @ 1800/1900MHz) ? Dimensions: 24*24*2.6mm ? Weight: 3.3g ? 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 ? Operation temperature:-40℃ ~85℃ Specifications for GPRS Data ? GPRS class 12: max. 85.6 kbps (downlink/uplink) ? PBCCH support ? Coding schemes CS 1, 2, 3, 4 ? PPP-stack ? USSD Specifications for SMS via GSM/GPRS ? Point to point MO and MT ? SMS cell broadcast ? Text and PDU mode Compatibility ? AT cellular command interface Software features ? 0710 MUX protocol ? Embedded TCP/UDP protocol ? FTP/HTTP ? MMS ? POP3/SMTP ? DTMF ? Jamming Detection ? Audio Record ? SSL ? Bluetooth 3.0(optional) Specifications for voice ? Tricodec –Half rate (HR) –Full rate (FR) –Enhanced Full rate (EFR) ? AMR –Half rate (HR) –Full rate (FR) ? Hands-free operation (Echo suppression) Interfaces ? 68 SMT pins including ? Analog audio interface ? RTC backup ? USB interface ? Serial interface ? Interface to external SIM 3V/1.8V ? GPIO ? ADC ? GSM Antenna pad ? Bluetooth Antenna pad Compatibility ? AT cellular command interface Certifications ? CE ? FCC ? GCF ? TA ? ROHS ? REACH ? CTA ? CCC