NVR4104-P-4KS2/L, Dahua 4 Channel Smart 1U 1HDD 4PoE Network Video Recorder. New 4.0 user interface, Security baseline 2.1.
Quick Spec
Table 1 shows the quick spec.
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Product Code |
NVR4104-P-4KS2/L |
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Main Processor |
Industrial-grade embedded processor |
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OS |
Embedded Linux |
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Operation Interface |
Web/operating in local GUI |
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Performance |
4 channels |
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AI Search
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Search for pictures by channel, time and event type |
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Performance |
4 channels |
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Face Attributes
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6 attributes: Gender, age, glasses, expression, mouth mask, and beard |
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AI Search
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Search for pictures by channel, time and face attributes |
Product Details
NVR4104-P-4KS2/Lprovides these features and benefits:
*New 4.0 user interface, Security baseline 2.1
*H.264, H.265, Smart H.264+, and Smart H.265+. H.265 auto switch
*Max. decoding capability: 8 1080p@30 fps. Supports adaptive decoding
*Supports mainstream cameras of ONVIF and RTSP protocols
*P2P remote surveillance, video play on mobile device
*VGA/HDMI simultaneous video output, maximum resolution of HDMI is 4K
*AI by Camera: Face detection, perimeter protection, IVS, people counting, heat map, and SMD
*Supports remote configuration and management of IPC, such as setting parameters, getting information, and upgrading IPC of the same model in batches
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Dahua NVR4104-P-4KS2/L Specification
NVR4104-P-4KS2/L Specification |
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System |
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Main Processor |
Industrial-grade embedded processor |
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OS |
Embedded Linux |
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Operation Interface |
Web/operating in local GUI |
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Perimeter Protection by Camera |
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Performance |
4 channels |
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AI Search |
Search for pictures by channel, time and event type |
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Face Detection by Camera |
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Performance |
4 channels |
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Face Attributes |
6 attributes: Gender, age, glasses, expression, mouth mask, and beard |
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AI Search |
Search for pictures by channel, time and face attributes |
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Video |
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Access Channel |
4 |
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Network Bandwidth |
Access: 80 Mbps; Storage: 80 Mbps; Forward: 60 Mbps |
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Resolution |
8MP; 6MP; 5MP; 4MP; 3MP; 1080p; 720p; D1 |
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Decoding Capability |
8 x 1080p@30 fps |
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Video Output |
1 x VGA output, 1 x HDMI output, supports simultaneous video sources output for VGA and HDMI |
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Multi-screen Display |
1 , 4 views |
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Third-party Camera Access |
ONVIF; RTSP |
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Compression |
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Video |
Smart H.265/H.265/Smart H.264/H.264/MJPEG |
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Audio |
PCM/G711A/G711U/G726/AAC |
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Network |
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Network Protocol |
HTTP; HTTPS; TCP/IP; IPv4/IPv6; UPnP; SNMP; RTSP; UDP; SMTP; NTP; DHCP; DNS; IP Filter; DDNS; FTP; Alarm Server; IP Search (Support Dahua IP camera; DVR; NVS; etc.); P2P; auto register |
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Mobile Phone Access |
Android; iOS |
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Interoperability |
ONVIF(profile T/S/G); CGI; SDK |
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Browser |
Chrome; IE9 or later; firefox |
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Record Playback |
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Multi-channel Playback |
Up to 4 channels for playback |
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Record Mode |
Manual record; alarm recording; SMD recording; smart recording |
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Storage |
Local HDD; network |
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Backup |
USB storage device |
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Playback Function |
1. Play/pause/stop/slow/quick/backward/by frame 2. Full screen, backup (video clip/file), partial zoom in, and audio on/off |
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Storage |
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Disk Group |
Yes |
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Alarm |
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General Alarm |
Motion detection, privacy masking, video loss, scene changing, PIR alarm, IPC external alarm |
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Anomaly Alarm |
Camera disconnection, storage error, disk full, IP conflict, MAC conflict, login locked, and cybersecurity exception |
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Intelligent Alarm |
Face detection, perimeter protection (intrusion and tripwire), IVS, people counting, heat map, and SMD alarms |
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Alarm Linkage |
Recording, snapshot, audio, buzzer, log, preset, and email |
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External Port |
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Audio Input |
1 x RCA input |
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Audio Output |
1 x RCA output |
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HDD |
1 SATA III ports, up to 10 TB for a single HDD. The maximum HDD capacity varies with environment temperature |
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USB |
2 (2 x back USB2.0) |
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HDMI |
1 (supports up to 4K resolution output) |
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VGA |
1 |
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Network |
1 x RJ-45, 10/100 Mbps self-adaptive Ethernet port |
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POE |
4 |
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General Parameter |
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Power Supply |
48 V/53 V DC, 1.25 A/1.13 A |
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Power Consumption |
< 10 W (HDD not included, idling) Total output power of PoE is 36W, the maximum output power of a single port is 25.5W |
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Net Weight |
0.50 kg (1.10 lb) |
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Gross Weight |
1.43 kg (3.15 lb) |
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Product Dimensions |
204.6 mm x 206.4 mm x 48.1 mm (8.06″ x 8.12″ x 1.90″) (W x L x H) |
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Package Dimensions |
96 mm x 364 mm x 261 mm (3.78″ x 14.33″ x 10.28″) (W x L x H) |
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Operating Conditions |
??0 °C to +50 °C (+10 °F to +122 °F) |
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Storage Conditions |
0 °C to +40 °C (32 °F to 104 °F) |
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Operating Humidity |
10â„…~93??/p> |
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Storage Humidity |
30%~85% |
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Operating Altitude |
3000 m (9842.52 ft) |
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Installation |
Desktop mounted |
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Certifications |
CE: EN62368-1; EN55032,EN55024, EN55035, EN61000-3-2, EN61000-3-3 EN50130-4 FCC: Part 15 Subpart B |

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