10-08-12 0 Hits

SIM908 module 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

-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: 30303.2mm -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
– 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
-AT cellular command interface Specification for GPS -Receiver type
– 42-channel
– GPS L1 C/A code,
– High-performance STE engine


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