Model

DS-4004HCI

DS-4008HCI
DS-4008HCI-E

DS-4016HCI

DS-4008HSI

DS-4016HSI

Video compression standard

H.264

Preview resolution

4CIF real time

Compression resolution

4-ch CIF/2CIF real time Or 2-ch 4CIF real time Or 4-ch DCIF/4CIF not real time

8-ch CIF/2CIF real time Or 4-ch 4CIF real time Or 8-ch DCIF/4CIF not real time

16-ch CIF/2CIF real time Or 8-ch 4CIF real time Or 16-ch DCIF/4CIF not real time

8-ch CIF real time Or 8-ch 2CIF/DCIF/
4CIF not real time

16-ch CIF real time
Or16-ch 2CIF/DCIF/
4CIF not real time

Video input

4 channels

8 channels

16 channels

8 channels

16 channels

BNC, 1.0Vp-p, 75Ohm

Max frame rate

25FPS/30FPS (PAL/NTSC) per channel

Bit rate

32Kbps ~ 2Mbps per channel

Stream type

Video stream or Video&Audio stream

Audio input

4 channels

8 channels

16 channels

8 channels

16 channels

BNC, 2.0Vp-p, 1KOhm

Audio compression

OggVorbis, 16Kbps

Dual stream

Yes

Yes

Yes

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Power consumption

< 3.5W

< 7W

< 22W

< 4.5W

< 9W

Working temperature

-10°C -- +50°C