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ntttttttttt 1. 终端外形稳重，安装方便；nttttttttt
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ntttttttttt 2. GPS定位精度高，动态定位偏差小于5米；nttttttttt
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ntttttttttt 3. 支持GSM 下SMS 和语音功能，GPRS状态下UDP/TCP协议通讯；nttttttttt
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ntttttttttt 4. 支持GPS数据定时上传及点名功能；nttttttttt
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ntttttttttt 5. 支持语音通话及语音免提功能；nttttttttt
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ntttttttttt 6. 支持集团电话限拨功能；nttttttttt
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ntttttttttt 7. 支持手机短信收发和GPRS短信收发；nttttttttt
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ntttttttttt 8. 支持静默功能；nttttttttt
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ntttttttttt 9. 支持授权远程监听功能；nttttttttt
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ntttttttttt 10. 支持高、低电压保护功能；nttttttttt
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ntttttttttt 11. 支持5路高、低电平信号检测功能；nttttttttt
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ntttttttttt 12. 支持盲区补传功能；nttttttttt
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ntttttttttt 13. 支持远程锁车功能；nttttttttt
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ntttttttttt 14. 支持看车功能；nttttttttt
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ntttttttttt 15. 支持温度传感器检测功能；nttttttttt
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ntttttttttt 16. 支持紧急报警功能；nttttttttt
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ntttttttttt 17. 支持断电报警功能；nttttttttt
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ntttttttttt 18. 支持高压报警和欠压报警功能；nttttttttt
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ntttttttttt 19. 支持超速报警功能；nttttttttt
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ntttttttttt 20. 支持停车报警功能；nttttttttt
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ntttttttttt 21. 支持非法开门、非法启动报警功能；nttttttttt
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ntttttttttt 22. 支持进、出区域报警；nttttttttt
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ntttttttttt 23. 支持疲劳驾驶报警；nttttttttt
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ntttttttttt 24. 支持油量检测功能（直接加装油量传感器或接油量采集器）；nttttttttt
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ntttttttttt 25. 支持油量变化报警；nttttttttt
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ntttttttttt 26. 支持里程统计功能；nttttttttt
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ntttttttttt同时支持三个串口外设（如车载手柄、调度屏、摄像头、LED广告屏、智能语音播报器、LCD导航屏等）ntttttttttt
nttttttttttt扩展功能 ntttttttttt
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nttttttttttt 可以选接三个外设：车载手柄、车载调度屏、LED广告屏、图像采集器、自动语音播报器、LCD导航屏、计价器等，可以依客户需求定制联调RS－232串口外设。ntttttttttt
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