hot sell good price SIM908 arm gsm modules

Specifications

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: 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

Shipping:

1. We can shipping all over the world by DHL , UPS , FedEx and EMS . The packaging is very safe and strong. If you have any special needs please nitfy me.

2. It will take around 3-5 days to reach your hands.

Product Type & Condition :

1. Because of the fluctuant sales situation. the stock parts are always changing and the stock list cannot be promptly updated . So,please consult the stock situation when you inquire.

Warranty & Guarantee :

All components we sell the quality with 30 days Return policy from the day of shipment.

Buyer Reading: 

1. Please confirm receipt of products if the items you received , and if the goods was damaged please contact us immediately. send the photo to us that we can check and give you best solution .

2. We only guarantee Delivery in time but we couldn't control the express delivery time. Our related sales person will be responsible to send the AWB for the delivered goods in the next workday. you can check the AWB in the website which we send to you. For the AWB you also can call to the local branch of the express company in your company.

If you have any other questions please feel free to contact us in any time.

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