DAHUA DHI-NVR2108HS-8P-4KS3, 4K NVR Recorder, 8CH(12MP) POE+, 144Mbps, 1HDD up to 20TB. SMD PLUS

System

Main processor

Industrial grade processor

Operating system

Embedded Linux

Operating interface

Web, local graphical user interface

AI

AI by recorder

SMD Plus

AI by camera

Perimeter protection; SMD Plus

Perimeter protection

AI edge performance per camera (number of channels)

4 channels

SMD Plus

SMD Plus by recorder

4 Channels: Secondary filtering for people and motor vehicles, reducing false alarms caused by leaves, rain and changing lighting conditions.

SMD Plus per camera

4 channels

Audio and video

Access channel

8 channels

Network bandwidth

AI disabled: 144Mbps incoming, 144Mbps recording, 72Mbps outgoing AI enabled: 72Mbps incoming, 72Mbps recording, 36Mbps outgoing

Resolution

12 deputies; 8MP; 5 deputies; 4 MP; 3 MP; 1080p; 720p; D1

Decoding capacity

AI off: 1 channel 12 MP@30 fps; 1 channel 8 MP at 30 fps; 2 channels 5 MP at 30 fps; 3 channels 4 MP at 30 fps; 6 channels 1080p@30 fps AI enabled: 1 channel 8 MP@30 fps; 1 channel 5 MP at 30 fps; 2 channels 4 MP at 30 fps; 4 channels 1080p at 30 fps

Video output

1 HDMI, 1 VGA HDMI: 3840 × 2160, 1920 × 1080, 1280 × 1024, 1280 × 720 VGA: 1920 × 1080, 1280 × 1024, 1280 × 720

Multi-screen display

1/4/8/9

Access to third-party cameras

ONVIF

Compression standard

Video compression

Smart H.265+; H.265; Smart H.264+; H.264; MJPEG

Audio compression

G.711a; G.711u; PCM; G726;

Grid

Network protocol

HTTP; HTTPS; TCP/IP; IPv4; IPv6; UDP; NTP; DHCP; DNS; SMTP; IP filter; DDNS; IP search (support IP camera, DVR, NVS, etc.); P2P; Automatic registration

Mobile phone access

iOS; Android

Interoperability

ONVIF 22.12 (Profile T; Profile S; Profile G); CGI; SDK

Browser

Chrome; IE; Safari; Edge; Firefox

Recording playback

Multi-channel playback

Up to 8 channels

Recording mode

General, motion detection; intelligent; alarm

Backup method

USB device and network

Playback mode

Instant playback; General playback; Event playback; Tag playback; Smart playback

Alarm

General alarm

Motion detection; External camera alarm; PIR alarm

Anomaly alarm

Error (no disk, disk error, low space, low space quota; network disconnection; IP conflict; MAC conflict); video lost; video tampering; camera offline

Smart alarm

Perimeter protection; SMD Plus

Alarm link

Recording; Snapshot; Buzzer; Record; Preset; Email; Tour