NVR4108-8P-4KS3 - is an 8-channel network recorder with built-in PoE and support for cameras up to 12MP, ideal for advanced video surveillance. Thanks to integrated AI technology, it supports facial detection, perimeter protection, people counting, and heat maps. It manages SMD Plus for precise recognition of people and vehicles, reducing false alarms. It decode video up to 4K and offers intuitive remote control for reliable security solutions in corporate or public settings. Dahua
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NVR4108-8P-4KS3 | 8-CHANNEL IP NVR UP TO 12MP 4K ULTRA-HD WITH 8 POE PORTS

The Dahua NVR4108-8P-4KS3 is an 8-channel network video recorder with built-in PoE, ideal for high-definition video surveillance up to 12MP. It supports advanced AI with facial detection, people counting, perimeter protection, and heat map. It ensures excellent performance with up to 4K decoding, reducing false alarms thanks to SMD Plus. Perfect for corporate, public, and residential installations.
Main specifications:
- 8 IP channels up to 12MP with built-in AI
- Smart functions: SMD Plus, face detection, people counting
- 4K HDMI/VGA video output and Smart H.265+ decoding
- 8 PoE ports with power output up to 25.5W per port
- Web interface, iOS/Android mobile app and cloud access
Further details

Technical data sheet
Model: DVR | NVR4108-8P-4KS3 |
SYSTEM | |
Main Processor | Industrial-grade processor |
Operating System | Embedded Linux |
Operation Interface | Web, local GUI |
TO THE | |
AI by Recorder | SMD Plus |
AI by Camera | Face detection; face recognition; perimeter protection; SMD Plus; people counting; stereo analysis; heat map |
Perimeter Protection | |
Perimeter Performance of AI by Camera (Number of Channels) | 6 channels |
Face Detection | |
Face Attributes | Gender; age group; glasses; expressions; face mask; beard |
Face Detection Performance of AI by Camera (Number of Channels) | 6 channels |
Face Recognition | |
Face Recognition Performance of AI by Camera (Number of Channels) | 6 channels |
SMD Plus | |
SMD Plus by Recorder | 4 channels: Secondary filtering for human and motor vehicle, reducing false alarms caused by leaves, rain and lighting condition change |
SMD Plus by Camera | 6 channels |
Audio and Video | |
Access Channel | 8 channels |
Network Bandwidth | AI disabled: 160 Mbps incoming, 160 Mbps recording and 80 Mbps outgoing AI enabled: 80 Mbps incoming, 80 Mbps recording and 60 Mbps outgoing |
Resolution | 12MP; 8MP; 6MP; 5MP; 4MP; 3MP; 1080p; 960p; 720p; D1; CIF; QCIF |
Decoding Capability | AI disabled: 1-channel 12 MP@30 fps; 2-channel 8MP@30fps; 3-channel 5MP@30fps; 4-channel 4MP@30fps; 8-channel 1080p@30 fps AI enabled: 1-channel 12 MP@30 fps; 1-channel 8MP@30fps; 2-channel 5MP@30fps; 3-channel 4MP@30fps; 7-channel 1080p@30fps |
Video Output | 1 HDMI, 1 VGA Simultaneous: HDMI: 3840 × 2160, 1920 × 1080, 1280 × 1024, 1280 × 720 VGA: 1920 × 1080, 1280 × 1024, 1280 × 720 Heterogeneous: HDMI: 1920 × 1080, 1280 × 1024, 1280 × 720 VGA: 1920 × 1080, 1280 × 1024, 1280 × 720 |
Multi-screen Display | Main Screen: 1/4/8/9 Sub Screen: 1/4/8/9 |
Third Party Camera Access | ONVIF; Panasonic; Sony; Axis; Arecont; Pelco; Canon; Hanwha |
Compression Standard | |
Video | Smart H.265+/H.265/Smart H.264+/H.264 |
Audio |
G.711A/G.711U/PCM/G726 |
Network | |
Network Protocol | HTTP; HTTPS; TCP/IP; IPv4; IPv6; UDP; NTP; DHCP; DNS; SMTP; UPnP; IP Filter; FTP; DDNS; SNMP; Alarm Server; P2P; Auto Registration; IP Search (Supports IP cameras, DVR, NVS, etc.) |
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 playback |
Record Mode | General, motion detection; intelligent; alarm |
Storage | Local HDD |
Backup Method | USB device and network |
Playback Mode | Instant playback, general playback, event playback, tag playback, smart playback |
ALARM | |
General Alarm | Motion detection; privacy masking; video loss; scene changing; PIR alarm; IPC external alarm |
Anomaly Alarm | Camera disconnection; storage errors; disk full; IP conflict; MAC conflict; login locked; and cybersecurity exception |
Intelligent Alarm | Face detection; face recognition; perimeter protection; SMD Plus; people counting; stereo analysis; heat map |
Alarm Linkage | Record; snapshot; IPC external alarm output; audio; buzzers; log; presets; e-mail |
Port | |
Audio Input | 1-channel RCA |
Audio Output | 1-channel RCA |
Alarm Input | NA (2 channels are optional) |
Alarm Output | NA (1-channel 12V 1A output is optional) |
Disk Interface | 1 SATA port. Each disk can contain up to 20 TB. This limit varies depending on the environment temperature. |
USB | 2 (2 rear USB 2.0 ports) |
HDMI | 1 |
VGA | 1 |
Network Port | 1 (10/100/1000 Mbps Ethernet port, RJ-45) |
PoE Port | 8 ports, 10/100 Mbps, IEEE 802.3 af/at |
General | |
Power Supply | 53 VDC, 1.81 A |
Power Consumption | Total output of NVR is <10 w="" without="" hdd="" total="" output="" power="" of="" poe="" is="" 72="" the="" maximum="" a="" single="" port="" 25="" 5="" td=""> |
Net Weight | 0.69 kg (1.52 lb) |
Gross weight | 1.74 kg (3.84 lb) |
Dimensions | 270.0 mm × 206.3 mm × 45.9 mm (10.63" × 8.12" × 1.81") (W × D × H) |
Packaging Dimensions | 427 mm × 96 mm × 262 mm (16.81" × 3.78" × 10.31") (W × D × H) |
Operating Temperature | -10°C to +50°C (+14°F to +122°F) |
Storage Temperature | –20 °C to +60 °C (–4 °F to +140 °F) |
Operating Humidity | 10%–93% (RH), non-condensing |
Installation | Rack or desktop |
Certification | CE-EMC: EN 55032:2015+A1:2020; EN IEC 61000-3-2:2019+A1:2021; EN 61000-3-3:2013+A1:2019+A2:2021; EN 55035:2017+A11:2020; EN 50130-4:2011+A1:2014 CE-LVD: EN 62368-1:2014 |