Đầu Ghi Hình Vantech VT-4900

* 4 CHANNEL 960H (960×576) ANALOG
* DIGITAL VIDEO RECORDER
* Up to 4 camera with 1080P realtime preview * H.264 dual-stream video compression * 4CH 960H (960×576) realtime recording * VGA/HDMI/BNC simultaneous video output * Support Audio input/output: 4/1 ports * All channel synchronous real time playback & smart search * Support 2 SATA HDD ports * Support cloud technology for remote viewing and control via P2P * Built-in web server, CMS & Smart phone

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