| Revew | 8-Channel Network Video Recorder DAHUA NVR4108HS-EIThe Dahua NVR4108HS-EI is a compact WizSense network video recorder, only 260 mm wide, that records up to 8 IP cameras at up to 16MP. Its 80 Mbps bandwidth handles continuous recording from 4K cameras, making it a good fit for homes, shops and small offices. The recorder runs its own AI analytics: face detection and recognition on 1 channel, perimeter protection (tripwire and intrusion) on 2 channels and SMD Plus on 4 channels, filtering false alarms from animals, leaves and lighting changes. You can watch live and recorded video on a monitor via 4K HDMI or VGA, in a web browser or in the mobile app; the hard drive is sold separately. 
Key features- AI by recorder - 1-channel face detection and recognition with up to 10 face databases and 20,000 images, 2-channel perimeter protection and 4-channel SMD Plus for accurate human and vehicle alarms.
- AI by camera on all channels - With supported Dahua cameras, the recorder handles AI events on every channel: face recognition, perimeter protection, SMD, people counting and heat map.
- Cameras up to 16MP - Decoding of up to 2 x 16MP, 4 x 8MP or 8 x 4MP at 30 fps and Smart H.265+ compression that saves disk space and bandwidth.
- Fast video search - AI Search and QuickPick 2.0 (with compatible cameras) find people and vehicles by attributes such as clothing colour and vehicle type, without watching hours of footage.
- Connectivity and remote access - HDMI up to 3840x2160 and VGA, RCA audio, 2 USB ports, ONVIF for third-party cameras and access from iOS, Android and a web browser.
Specifications| Manufacturer | Dahua | | Model | NVR4108HS-EI | | Series | WizSense, NVR4000-EI | | Form factor | Compact 1U, 260 mm wide | | IP camera channels | 8 | | Bandwidth | 80 Mbps incoming, recording and outgoing | | Decoding capability | Up to 2 x 16MP, 4 x 8MP or 8 x 4MP at 30 fps | | AI by recorder | 1-ch face detection and recognition, 2-ch perimeter protection, 4-ch SMD Plus | | Video compression | Smart H.265+, H.265, Smart H.264+, H.264, MJPEG | | Video outputs | HDMI (up to 3840x2160), VGA (up to 1920x1080) | | Multi-screen display | 1/4/8/9 | | Storage | 1 x SATA, up to 20TB (disk not included) | | Network | 1 x RJ-45 10/100 Mbps | | USB | 2 x USB 2.0 (front and rear) | | Audio | RCA in and out | | Interoperability | ONVIF (Profile S, G, T), CGI, SDK | | Power supply | 12 VDC, 2 A, external adapter | | Power consumption | <7.8 W without HDD | | Dimensions (W x D x H) | 260 x 232.7 x 47.6 mm | | Weight | 0.84 kg net, 1.43 kg gross |
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