Simcom Gsm/gprs +Gps Module Sim908

SIMCOM GSM/GPRS +GPS MODULE SIM908 is a complete Quad-Band GSM/GPRS module which combines GPS technology for satellite navigation. The compact design which integrated GPRS and GPS in a SMT package will significantly save both time and costs for customers to develop GPS enabled applications.
Featuring an industry-standard interface and GPS function, it allows variable assets to be tracked seamlessly at any location and anytime with signal coverage.
General features
a c Quad-Band 850/900/18001900MHz a c GPRS multi-slot class 10
a c GPRS mobile station class B
a c Compliant to GSM phase 2/2+
- Class 4 (2 W 850/900 MHz)
- Class 1 (1 W 1800/1900MHz)
a c Control via AT commands (GSM 07.07 ,07.05 and SIMCom enhanced AT Commands)
a c SIM application toolkit
a c Supply voltage range:
-GPRS: 3.2 ~ 4.8 V
-GPS: 3.0 ~ 4.5V
a c Low power consumption
a c Dimensions: 30*30*3.2mm a c Weight:
- SIM908:5.2g
- SIM908-C:11.1g
a c Operation temperature: -40 A C to +85 A C
Specifications for SMS via GSM / GPRS
a c Point-to-point MO and MT
a c SMS cell broadcast
a c Text and PDU mode
Specifications for audio
a c Tricodec
- Half rate (HR)
- Full rate (FR)
- Enhanced Full rate (EFR)
a c Hands-free operation a c Echo cancellation
Specifications for data transfer
a c GPRS class 8/10: max. 85.6 kbps (downlink)
a c PBCCH support
a c Coding schemes CS 1, 2, 3, 4
a c CSD up to 14.4 kbps
a c USSD
a c Non transparent mode
a c PPP-stack
a c Integrated TCP/IP stack