Brother technical specifications DVR-N4 Technical Specifications

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DVR-N4 Technical Specifications

 

 

 

FPS Recording Frame Rate

 

60 frames per second total, 15 frames per second per camera

FPS Display Frame Rate

 

realtime 120 frames per second total, 30 frames per second per camera

Recording Resolution

 

each camera: (NTSC): 360(H) x 240(V) / (PAL): 360(H) x 288(V)

Operating System

 

Linux-based HyRTK operating system

Compression Method

 

M-JPEG

Colors

 

16.7 million

Monitor Resolution

 

(NTSC): 720(H) x 480(V) / (PAL): 720(H) x 576(V)

Graphical User Interface Menus

 

easy to use on-screen programming guide

Backup Method

 

via RCA to VCR or other video recorder, or over network

Video Motion Detection Capable?

 

standard and built-in

Video Motion Detection Options

 

16 x 12 area division on/off selector grid for each camera,

 

 

10 levels of sensitivity adjustment

Monitoring Options

 

digital zoom in/out, picture in picture (PIP)

Playback Options

 

search, digital zoom in/out picture in picture (PIP), still image capture

Alarm/Event Recording Capable?

 

yes, with built-in external alarm input / output ports (4 in, 1 out)

Network Operation Capable?

 

possible with WAN or LAN router

Remote Internet Viewing Capable?

 

using WAN or LAN router

Ethernet/Modem Built-In?

 

ethernet standard and built-in

Standard HDD Capacity

 

250 GB (gigabytes)

Maximum Recording Time (std. HDD)

 

up to 2400 hours time lapse recording and up to 160 hours full frame speed recording

HDD Speed

 

7200 RPM+ 8 MB buffer

Includes Remote Controller?

 

free wireless IR remote controller

Simplex/Duplex/Triplex Operation?

 

simplex operation

Number of Video Inputs

 

four (4) video inputs for four (4) cameras total

Video Input Type

 

composite 1 Vp-p @ 75 ohms unbalanced

Video Output Type

 

composite 1 Vp-p @ 75 ohms unbalanced OR S-Video

Video Input Plug

 

BNC (connects easily to RCA with included adapter)

Video Output Plug

 

BNC (connects easily to RCA with included adapter) OR S-Video

Audio Recording Capable?

 

synchronized audio recordings

 

 

 

Number of Audio Inputs

 

two (2) audio inputs for two (2) microphones total

 

 

 

Audio Input Type

 

line level audio (preamplified)

Audio Output Type

 

line level audio (preamplified)

 

 

 

Audio Input Plug

 

2 x RCA (connects easily to BNC with included adapter)

 

 

 

Audio Output Plug

 

1 x RCA (connects easily to BNC with included adapter)

 

 

 

DVR-N4

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Contents Profile CD3Common Applications Available OptionsVariations / Alternate Equipment to Consider DVR-N4 Technical Specifications More than 40 dB