| System | |
|---|---|
| Main Processor | Industrial-grade processor |
| Operating System | Embedded Linux |
| Operating Interface | Web, Local GUI |
| AI | |
| AI by Recorder | SMD |
| AI by Camera | Perimeter protection; SMD |
| AI by Camera (Number of Channels) | All channels (4 targets/s) |
| 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 | All channels (8 targets/s) |
| Audio and Video | |
| Access Channel | 4 channels |
| Network Bandwidth | 80 Mbps incoming, 80 Mbps recording, 60 Mbps outgoing |
| Resolution | 12 MP; 8 MP; 6 MP; 5 MP; 4 MP; 3 MP; 1080p; 720p; 960p; D1; CIF; QCIF |
| Decoding Capability (AI Disabled) | 1-channel 12 MP@30 fps; 1-channel 8 MP@30 fps; 2-channel 6 MP@30 fps; 2-channel 5 MP@30 fps; 3-channel 4 MP@30 fps; 6-channel 1080p@30 fps |
| Decoding Capability (AI Enabled) | 1-channel 8 MP@30 fps; 1-channel 6 MP@30 fps; 1-channel 5 MP@30 fps; 2-channel 4 MP@30 fps; 4-channel 1080p@30 fps |
| Video Output | 1 HDMI, 1 VGA |
| HDMI Resolution | 3840×2160; 1920×1080; 1280×1024; 1280×720 |
| VGA Resolution | 1920×1080; 1280×1024; 1280×720 |
| Multi-screen Display | 1 / 4 |
| Third-party Camera Access | ONVIF |
| Compression Standard | |
| Video Compression | Smart H.265+; H.265; Smart H.264+; H.264; MJPEG |
| Audio Compression | G.711a; G.711U; PCM; G.726 |
| Network | |
| Network Protocol | HTTP; HTTPS; TCP/IP; IPv4; IPv6; UDP; NTP; DHCP; DNS; SMTP; IP Filter; DDNS; IP Search; P2P; Auto Registration |
| Mobile Phone Access | iOS; Android |
| Interoperability | ONVIF 23.12 (Profile T; Profile S; Profile G); CGI; SDK |
| Browser | Chrome; IE; Safari; Edge; Firefox |
| Recording Playback | |
| Multi-channel Playback | Up to 4 channels |
| Record 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; Camera external alarm; PIR alarm |
| Anomaly Alarm | Network disconnection; IP conflict; MAC conflict; Video loss; Video tampering; Camera offline |
| Intelligent Alarm | Perimeter protection; SMD Plus |
| Alarm Linkage | Recording; Snapshot; Buzzer; Log; Preset; Email; Tour |
| Port | |
| Audio Input | 1-channel RCA |
| Audio Output | 1-channel RCA |
| Alarm Input | NA (2 channels optional) |
| Alarm Output | NA (1-channel 12V/1A optional) |
| Disk Interface | 1 SATA port, up to 20 TB per disk |
| USB | 2 (1 front USB 2.0, 1 rear USB 2.0) |
| Network Port | 1 × 10/100 Mbps Ethernet (RJ-45) |
| General | |
| Power Supply | 12 VDC, 1.5 A |
| Power Consumption | <10 W (Without HDD) |
| Net Weight | 0.85 kg (1.87 lb) |
| Gross Weight | 1.39 kg (3.06 lb) |
| Product Dimensions | 260.0 × 232.5 × 47.6 mm (W × D × H) |
| Packaging Dimensions | 334.0 × 89.0 × 314.0 mm (W × D × H) |
| Operating Temperature | -10 °C to +55 °C |
| Storage Temperature | -20 °C to +60 °C |
| Operating Humidity | 10%–93% RH, non-condensing |
| Certifications | |
| Compliance | CE-LVD: IEC 62368-1:2014 CE-EMC: EN IEC 61000-3-2:2019; EN 61000-3-3:2013+A1:2019; EN 55032:2015+A11:2020; EN 55035:2017+A11:2020; EN 55024:2010+A1:2015; EN 50130-4:2011+A1:2014 |
| Ordering Information | |
| Model | DHI-NVR2104HS-4KS3 |
| Description | 4CH Compact 1U 1HDD Lite Network Video Recorder |
