NVR2104HS-P-4KS3 IP Dahua 4K , 4 IP channels up to 4K , Supports H.265+ Video Compression, Up to 80Mbps maximum bandwidth. HDMI/VGA Video Output, 1 Input + 1 Audio Output. Support ONVIF PoE, 1 x SATA 20TB HDD, USB, PoE 4 ports.
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4-CHANNEL IP NVR DAHUA - 4K ULTRA HD - H.265+ - UP TO 12 MEGAPIXELS - DAHUA

Up to 12MP resolution - 80Mbps recording - Video Compression Smart H.265+ / H.265/ Smart H.264+ / H.264 and MJPEG
- 1 audio input and 1 audio output - Support 1 HDD SATA 20 TB - Hard Disk NOT included - 24 month warranty
| 4K TECHNOLOGY - ULTRA HD - WHAT DOES IT MEAN? | |
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Product details

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All Onvif , the absolute standard for IP cameras, being Onvif guarantees compatibility with any modern recording system. NOT being Onvif means having a camera as an end in itself that can never be used together with recording systems This NVR supports ONVIF® 2.4 standard |
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This NVR features 4 PoE ports (IEEE802.3at/af) |
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This NVR features: Smart H.265+, Smart H.264+, H.265, H.264 y MJPEG |
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New ULTRA HD 4K Technology! Even higher resolution than FULL-HD! More detail available, greater sense of depth and realism. |
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Up to 4 IP channels with up to 12 Megapixel resolution! Resolution\frame ratio and variable bit rate (16Kbps ~ 20Mbps) Maximum bandwidth 80Mbps |
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Supports ONVIF® IP cameras Version 2.4 |
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Supports IP cameras: Dahua, Arecont Vision, AXIS, Bosch, Brickcom, Canon, CP Plus, Dynacolor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videotec and others (operation with the models proposed here must be verified on a case-by-case basis) |
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This NVR supports cameras with on-board IVS (Video Analysis Functions) |
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Cloud function with Easy4IP
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Compatible with devices: iPhone, iPad, Android ![]() |
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| Supports 1x 20TB AV-GP SATA Audio/Video Hard Disk ATTENTION: on NVR systems use specific audio/video discs. For more information, read our dedicated article . |
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This NVR has 2 USB Ports (1 USB2.0, 1 USB2.0) |
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This product features 1x HDMI port. |
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1 Input + 1 Bidirectional Audio Output |
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| Dynamic DNS: allows you to reach the NVR even in the case of a Dynamic IP | |
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Ability to overwrite the disk when it is full or have the disk overwrite after X days. NVR restart programming to ensure greater stability over time |
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This NVR has email sending. In case of events (camera blurring, signal cutting, motion, broken disk, network problems etc...), it is able to send a report via email, a sound notification or upload videos & screenshots via FTP |
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Motion function. Recording starts when the camera detects movement. |
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1x RJ-45 (10/100/1000Mbps) |
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Specific software on CD for managing multiple NVRs simultaneously. |
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This product is covered by a 24 month warranty. |
Data sheet
| Model: DVR | NVR2104HS-P-4KS3 |
| SYSTEM | |
| Main Processor | Industrial-grade processor |
| Operating System | Embedded LINUX |
| Operating Interface | Web, Local GUI |
| TO THE | |
| AI by Recorder | SMD Plus |
| AI by Camera | Perimeter protection; SMD Plus |
| Perimeter Protection | |
| Perimeter Performance of AI by Camera (Number of Channels) | 4 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 | 4 channels |
| Audio and Video | |
| Access Channel | 4 Channel |
| Network Bandwidth | 80 Mbps incoming, 80 Mbps recording and 60 Mbps outgoing |
| Resolution | 12MP; 8MP; 5MP; 4MP; 3MP; 1080p; 720p; Q1 |
| Decoding Capability | AI disabled: 1-channel 12 MP@30 fps; 1-channel 8MP@30fps; 2-channel 5MP@30fps; 3-channel 4MP@30fps; 6-channel 1080p@30 fps AI enabled: 1-channel 8 MP@30 fps; 1-channel 5MP@30fps; 2-channel 4MP@30fps; 4-channel 1080p@30fps |
| 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 |
| 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; G726; |
| Network | |
| Network Protocol | HTTP; HTTPS; TCP/IP; IPv4; IPv6; UDP; NTP; DHCP; DNS; SMTP; IP Filter; DDNS; IP Search (Supports IP camera, DVR, NVS, etc.); P2P; Auto Registration |
| Mobile Phone Access | iOS; Android |
| Interoperability | ONVIF 22.12(Profile T; Profile S; Profile G); CGI; SDK |
| Browsers | Chrome; IE; Safari; Edge; Firefox |
| Alarm | |
| General Alarm | Motion detection; camera external alarm; PIR alarm |
| Anomaly Alarm | Error (no disk, disk error, low space, low quota space; network disconnection; IP conflict; MAC conflict); video loss; video tampering; camera offline |
| Intelligent Alarm | Perimeter protection; SMD Plus |
| Alarm Linkage | Recordings; snapshot; buzzers; log; presets; e-mail; tours |
| 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 |
| 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) |
| HDD Interface | 1 SATA port. Each disk can contain up to 20 TB. this limit varies depending on the environment temperature. |
| USB | 2 (1 front USB 2.0 port, 1 rear USB 2.0 port) |
| HDMI | 1 |
| VGA | 1 |
| Network Port | 1 (10/100 Mbps Ethernet port, RJ-45) |
| PoE Port | 4 ports, 10/100 Mbps, IEEE 802.3 af/at |
| General | |
| Power Supply | 53 VDC, 1.22 A |
| Power Consumption | Total output of NVR is <10 w="" without="" hdd="" total="" output="" power="" of="" poe="" is="" 36="" the="" maximum="" a="" single="" port="" 25="" 5="" td=""> |
| Net Weight | 0.85 kg (1.87 lb) |
| Gross Weight | 1.85 kg (4.08 lb) |
| Product Dimensions | 260.0 mm × 232.5 mm × 47.6 mm(10.24" × 9.15" × 1.87") (W × D × H) |
| Packaging Dimensions | 374.0 mm × 119.0 mm × 311.0 mm(14.72" × 4.69" × 12.24"))(W × D × H) |
| Operating Temperature | –10 °C to +55 °C (14 °F to +131 °F) |
| Storage Temperatures | –20 °C to +60 °C (–4 °F to +140 °F) |
| Operating Humidity | 10%–93% (RH), non-condensing |
| Installation | Rack or desktop |
| Certifications | 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 |
Further details
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