•Quad-Band 850/900/18001900MHz •GPRS multi-slot class 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)

•Control via AT commands (GSM 07.07 ,07.05   and SIMCom enhanced AT Commands) •SIM application toolkit •Supply voltage range:

    -GPRS: 3.2 ~ 4.8 V

    -GPS: 3.0 ~ 4.5V

•Low power consumption •Dimensions: 30*30*3.2mm •Weight:

  - SIM908:5.2g

  - SIM908-C:11.1g

•Operation temperature:

  -40 °C to +85 °C

Specifications for SMS via GSM / GPRS

•Point-to-point MO and MT •SMS cell broadcast •Text and PDU mode  

Specifications for audio

•Tricodec

  - Half rate (HR)

  - Full rate (FR)

  - Enhanced Full rate (EFR)

•Hands-free operation •Echo cancellation  

Specifications for data transfer

•GPRS class 8/10: max. 85.6 kbps (downlink) •PBCCH support •Coding schemes CS 1, 2, 3, 4 •CSD up to 14.4 kbps •USSD •Non transparent mode •PPP-stack •Integrated TCP/IP stack  

Compatibility

•AT cellular command interface   Specification for GPS •Receiver type

  - 42-channel

  - GPS L1 C/A code,

  - High-performance STE engine 

•Sensitivity

  - Tracking:               -160 dBm

  - Cold starts :           -143 dBm

•Time-To-First-Fix  

  - Cold starts:           30s (typ.) 

  - Hot starts:               1s (typ.)

•Accuracy

  -Horizontal position : <2.5m CEP

•Power consumption (GSM engine in idle mode)

  - Acquisition           77mA

  - Tracking               76mA

Interfaces

•80-pad with SMT type •Interface to external SIM 3V/ 1.8V •Dual analog audio interfaces •SPI interface •RTC backup •Charge interface •A serial interface and a debug interface for  GSM/GPRS •Debug interface for GPS NMEA information output •Two separate antenna connectors for GSM/GPRS&GPS  

Certifications

•CE•ROHS