Shenzhen Shanhai Technology Ltd.
Main products:GSM Module,GPS Module,GSM Modem,CDMA Modem,Modem Pool
Contact Us
  • Contact Person : Ms. He angel
  • Company Name : Shenzhen Shanhai Technology Ltd.
  • Tel : 86-755-83657655
  • Fax : 86-755-83612920
  • Address : Guangdong,Shenzhen,Room 620 ,Yutian building ,Futian district ,shenzhen , China
  • Country/Region : China
  • Zip : 518032


Product Detailed
Sim908 : 1.gps gsm gprs all in one 2.compatible with sim548 3.SMT type stock


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.

Kindly NOTE:All accessories(antenna,cable,simcard holder or connector etc) which are shown with module on picture,purpose are clarifying which accessoires can match for modules.So if you need latest quotation for module or each accessory,feel free to contact with us,we will reply for you on TM asap,will reply for you via emal within 24 hours.

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: 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  



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