Observint NVR4 Firmware User Manual page 8

SECTION 1: SYSTEM OVERVIEW
HDD quota management; different capacities can be assigned to different channels
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Disk clone to the eSATA disk
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HDD health monitoring
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Recording, Capture and Playback
Continuous and event video recording parameters
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Multiple recording types: manual, continuous, alarm, motion, IO
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Pre-record and post-record for alarm, motion detection for recording, and pre-record time for schedule and manual recording
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Searching record files and captured pictures by events (alarm input / motion detection)
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Tag adding for record files, searching and playing back by tags
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Locking and unlocking record files
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Local redundant recording
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Normal / Smart / Tag video playback mode
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Searching and playing back record files by channel number, recording type, start time, end time, etc.
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Supports playback by main stream or sub stream
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Smart search for the selected area in the video
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Zoom in during playback
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Reverse playback of multi-channel
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Supports pause, play reverse, speed up, speed down when playback, and locating by dragging the mouse
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Supports thumbnails view and fast view during playback
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Up to 16-ch synchronous playback at 1080p real time. See specifications for you NVR
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Supports playback by transcoded stream
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Manual capture, continuous capture of video images and playback of captured pictures
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Files Management
Search and export vehicle detection files and human appearance files
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Export video data by USB or eSATA device
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Export video clips during playback
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Alarm and Exception
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Configurable arming time of alarm input / output
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Alarm for illegal login, network disconnected, HDD error, and HDD full
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Alarm triggers full screen monitoring, audio alarm, sending e-mail and alarm output
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Other Local Functions
Operable by mouse, remote control, or control keyboard
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Two-level user management; admin user is allowed to create many operating accounts and define their operating permission,
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which includes the limit to access any channel
Admin password resetting by exporting / importing a system configuration file
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Operation, alarm, exceptions, and log recording and searching
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