Appendix B Specifications

Model name

DVR-470

DVR-1670

Video

H.264

compression

 

 

Preview

PAL：704*576 (4CIF),

NTSC：704*480 (4CIF)

resolution

 

 

Playback

CIF/QCIF

resolution

 

 

Video input

4

16

Video input

BNC (Electrical Level：1.0Vp-p, resistance：75Ω)

interface

 

 

Video output

1 channel, BNC (Electrical Level：1.0Vp-p, resistance：75Ω)

Video loop out

4

16

Total frame

PAL：100FPS

PAL：200FPS

rate

NTSC：120FPS

NTSC：240FPS

Stream type

Video/Video&Audio

Video/Video&Audio

Max bit rate

32Kbps--2Mbps, self-define

Audio input

4

4

Audio input

RCA (Linear Electrical Level,

RCA (Linear Electrical Level,

interface

Resistance：600Ω)

Resistance：600Ω)

Audio output

1 channel, RCA (Linear Electrical

1 channel, RCA (Linear Electrical Level,

Level, Resistance：600Ω)

Resistance：600Ω)

 

Audio

OggVorbis

OggVorbis

compression

 

 

Audio

 

 

compression

16Kbps

16Kbps

rate

 

 

Communicatio

1 RJ45 10M/100M Self-adaptive Ethernet Interface

1 RS232 interface

 

n interface

 

1 RS485 interface

 

 

 

HDD IDE

2 IDE interface, can support 4 IDE HDD and each HDD can support 2000GB or 2

interface

HDD + IDE CD-RW/DVD-RW

 

USB interface

1 USB interface, USB1.1, can support USB flash memory, USB HDD, USB

CD-RW/DVD-RW.

 

 

 

VGA interface

1 VGA interface, support resolution：800×600/60Hz, 800×600/75Hz, 1024×

768/60Hz

 

 

 

External alarm

4

16

in

 

 

Relay output

2

4

 

 

 

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