请注意： 你需要选取「自动与网际网络时间伺服器同步化」的空格，「立即更新」键才能运作。

Please note that the "Update Now" button does not function unless the "Automatically synchronize with an Internet time server" check box is selected.

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录像机提供高质量图像，配备内置网络时间协议服务器以确保自动和可靠的系统时间同步。

The recorders provide high quality images and feature a built-in network time protocol server to ensure automatic and reliable system time synchronization.

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