Manual de instrucciones de Brother -N4

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DVR-N4 Information
DVR-N4 Networking 4 Camera Digital Video Recorder with 250 GB Hard Disk Drive (expandable) + 2 Channel
Audio Recording
• Records 4 cameras simultaneously + 2 channels of audio
• Built-in advanced video motion detection feature
• Selectable image resolution and frame speed recording
• Includes FREE wireless remote cont

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Super fast playback is visually nearly real time for any channel, even when all channels are recording at once. Most which spec like this have a visible slow drag in time on playback of the compressed video. This DVR 'specs' at 60 FPS / frames per second (not 'fields per second' as is so often misrepresented in this industry). On paper, 60FPS shared between 4 cameras is 1/2 real time, considering that 30 FPS per channel is judged as real time video (even though with PAL video it's actually 2

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DVR-N4 Technical Specifications 60 frames per second total, 15 frames per second per camera FPS Recording Frame Rate realtime 120 frames per second total, 30 frames per second per camera FPS Display Frame Rate each camera: (NTSC): 360(H) x 240(V) / (PAL): 360(H) x 288(V) Recording Resolution Linux-based HyRTK operating system Operating System Compression Method M-JPEG Colors 16.7 million Monitor Resolution (NTSC): 720(H) x 480(V) / (PAL): 720(H) x 576(V) easy to use on-screen programming guide G

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DVR-N4 Technical Specifications (continued) Input Voltage 12v DC Power Consumption 5 amps or less Power Input Plug proprietary 6-pin plug for use with included 110v/230v AC/DC power transformer S/N (signal to noise) Ratio more than 40 dB Operating Temperature +5ºC ~ +40º C Operating Humidity less than 90% Dimensions 17.1” x 12.8” x 4.3” / 434 mm x 325 mm x 110 mm Weight 11 lbs. / 5 kg (single HDD configuration) Cord Length 10’ / 3 meters *Additional Features superior video motion detection perfo