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Description

Product Description

dahua

Dahua NVR4104HS-4KS2

SKU: 6939554915574

The device supports H.264, H.265, Smart H.264+, and Smart H.265+ video compression, with automatic switching to the more efficient H.265 format to save storage space.

Maximum decoding capacity is 8 channels at 1080p resolution at 30 fps, with adaptive decoding. The NVR4104HS-4KS2 works with a wide range of ONVIF and RTSP cameras, enabling remote viewing via a mobile app and VGA/HDMI outputs (up to 4K).

Key AI features include face detection (with attributes:

gender, age, glasses, facial expression, mask, beard), perimeter protection, IVS, people counting, heat mapping, and SMD. The recorder allows for remote configuration of IP cameras of the same model.

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Technical specifications include an industrial-strength embedded processor, an Embedded Linux system, and a web/local GUI. It supports up to 4 video channels with the option of simultaneous display on 1 or 4 screens.

The network supports HTTP, HTTPS, ONVIF (T/S/G profiles), and P2P protocols, and remote access via Chrome, IE9+, and Firefox browsers.

Recording occurs locally to the HDD or remotely, with optional USB backup. Alarms include motion detection, video loss, and intelligent events (e.

g., face detection). The recorder has RCA audio ports, 2x USB 2.0, HDMI (4K), VGA, and 10/100 Mbps Ethernet. 12VDC power supply, and <10W power consumption (without HDD).

Dimensions: 260×232.5×50.3 mm, net weight: 0.81 kg. Operating temperature: –10°C to +55°C, humidity: 10–93%, altitude: up to 3000 m above sea level, CE and FCC certified.

Perfect for surveillance systems requiring performance and advanced image analysis.

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Specification Dahua NVR4104HS-4KS2

SystemMain ProcessorIndustrial-grade embedded processor
OSEmbedded Linux
Operation InterfaceWeb/operating in local GUI
Perimeter ProtectionPerformance4 channels
AI SearchSearch for pictures by channel, time and event type
Face DetectionPerformance4 channels
Face Attributes6 attributes: Gender, age, glasses, expression, mouth mask, and beard
AI SearchSearch for pictures by channel, time and face attributes
SMD PlusPerformance4 channels
AI SearchSearch by target classification (human, vehicle)
VideoAccess Channel4
Network BandwidthAccess: 80 Mbps; Storage: 80 Mbps; Forward: 60 Mbps
Resolution8MP; 6MP; 5MP; 4MP; 3MP; 1080p; 720p; D1
Decoding Capability8 × 1080p@30 fps
Video Output1 × VGA output, 1 × HDMI output, supports simultaneous video sources output for VGA and HDMI
Multi-screen Display1 , 4 views
Third-party Camera AccessONVIF; RTSP
CompressionVideoSmart H.265/H.265/Smart H.264/H.264/MJPEG
AudioPCM/G711A/G711U/G726/AAC
NetworkNetwork ProtocolHTTP; 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
Mobile Phone AccessAndroid; iOS
InteroperabilityONVIF(profile T/S/G); CGI; SDK
BrowserChrome; IE9 or later; firefox
Record PlaybackMulti-channel PlaybackUp to 4 channels for playback
Record ModeManual record; alarm recording; SMD recording; smart recording
StorageLocal HDD; network
BackupUSB storage device
Playback Function1. Play/pause/stop/slow/quick/backward/by frame 2. Full screen, backup (video clip/file), partial zoom in, and audio on/off
StorageDisk GroupYes
AlarmGeneral AlarmMotion detection, privacy masking, video loss, scene changing, PIR alarm, IPC external alarm
Anomaly AlarmCamera disconnection, storage error, disk full, IP conflict, MAC conflict, login locked, and cybersecurity exception
Intelligent AlarmFace detection, perimeter protection (intrusion and tripwire), IVS, people counting, heat map, and SMD alarms
Alarm LinkageRecording, snapshot, audio, buzzer, log, preset, and email
External PortAudio Input1 × RCA input
Audio Output1 × RCA output
HDD1 SATA III ports, up to 10 TB for a single HDD. The maximum HDD capacity varies with environment temperature
USB2 (1 × front USB2.0; 1 × back USB2.0)
HDMI1 (supports up to 4K resolution output)
VGA1
Network1 × RJ-45, 10/100 Mbps self-adaptive Ethernet port
General ParameterPower Supply12 VDC, 2A
Power Consumption< 10 W (HDD not included, idling)
Net Weight0.81 kg (1.79 lb)
Gross Weight1.41 kg (3.11 lb)
Product Dimensions260 mm × 232.5 mm × 50.3 mm (10.24" × 9.15" × 1.98") (W × L × H)
Package Dimensions89 mm × 333 mm × 315 mm (3.50" × 13.11" × 12.40") (W × L × H)
Operating Conditions–10 °C to +55 °C (+10 °F to +131 °F)
Storage Conditions0 °C to +40 °C (32 °F to 104 °F)
Operating Humidity10℅~93℅
Storage Humidity30%~85%
Operating Altitude3000 m (9842.52 ft)
InstallationDesktop mounted
CertificationsCE: EN62368-1; EN55032,EN55024, EN55035, EN61000-3-2, EN61000-3-3 EN50130-4 FCC: Part 15 Subpart B

*We have done our best to provide an accurate description and specifications. Please note that these were created and translated automatically using manufacturer data. Colors and appearance may look different depending on your monitor settings. Before buying, please check the product sheet from the manufacturer for official information. The “Specification” section may refer to different variants of the same device (depending on the exact model name/identifier). If anything is unclear or inconsistent, please contact the seller before purchase. If warranty information is provided, it refers to the manufacturer’s warranty unless stated otherwise. Product images may show multiple color variants. If the model name does not include a color designation, it typically refers to the default version (e.g., for cameras: white). Other variants are indicated in the product name, such as “Black” or “BLK”.

Documents Dahua NVR4104HS-4KS2

PDF
NVR4104HS-4KS2_L_datasheet_20220315.pdf

Features

Features
Producer: DAHUA