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求购GPS航行系统(2005/03/28)
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欲向真正的供应商采购GPS航行系统，具体参数如下：
1.Compressed 5 SMS to save cost from telecom charge.
2.GPRS hand-shaking ( TCP/ IP ) enable.
3.Battery back-up embeded with the Rover unit.
4.SirFXTrac high sensitivity solution (indoor version )
5.Web-base for any message sending to " fax " , " cell
phone ", " E-Mail ...etc.
6.Auto monitoring from web-site to save human power.
另外，该要求还包括：
- GPS with Data logger for at least 50,000 position.
- With Bluetooth (up to 20m) communication for
downloading the data.
- An internal battery and recharging mode.
- Outdoor equipment component.
- A special mounting as per our specification and
design.
- A unique ID per device.
-Input power 12/24v +/-6 v
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