NVR User Manual
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1 Device Description
1.1 NVR Overview
NVR is short for network video recorder.
The NVR is a surveillance host connected to front‐end audio/video acquisition devices and alarm devices
over IP network and providing the functions of browsing, recording, playback, camera control, and
alarming.
The core value of the NVR lies in that it is a type of video middleware compatible with the coding modes
of various digital devices. This provides the advantages of distributed architecture and modular access
over network.
1.2 Functions and Features
Basic functions
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Embedded Linux operating system.
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Real‐time recording for four720P digital video inputs with the NV0402S, or real‐time recording for
eight 720P digital video inputs with the NV0804S.
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One VGA video output, with VGA, CVBS, and HDMI ﴾optional﴿ outputs supported.
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One audio output.
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Synchronous recording and playback in one channel.
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Intercom.
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Built‐in web server for remote control and management.
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Preview on mobile phones ﴾iPhone, Android‐based phones, and BlackBerry﴿.
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Multiple DDNSs supported ﴾Peanut Hull, 3322, and dyndns﴿.
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TB‐level large‐capacity hard disks.
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Digital amplification in local areas by using a mouse.
NVR
IP network
Front‐end network surveillance devices
