Dahua NVR 4ch 1HDD 80mbps H265 NVR2104HS-4KS3

System

• Main Processor : Industrial-grade embedded processor
• Operating System : Embedded Linux
• Operating Interface : Web; Local GUI

AI

• AI by Recorder : SMD

• AI by Camera : Perimeter protection; SMD Plus

Perimeter Protection

• Perimeter Performance of 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 : Access: 80 Mbps; Storage: 80 Mbps; Forward: 60 Mbps
• Resolution : 12MP; 8MP; 5MP; 4MP; 3MP; 2MP; 720p; D1
• Decoding Capability : 1-channel 12MP@30 fps; 1-channel 8MP@30 fps; 2-channel 5MP@30 fps; 3-channel 4MP@30 fps; 6-channel 1080p@30 fps
• 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 views
• Third-party Camera Access : Onvif

Compression Standard

• Video Compression : Smart H.265; H.265; Smart H.264; H.264
• Audio Compression : PCM; G711A; G711U; G726

Network

• Network Protocol : HTTP; HTTPS; TCP/IP; IPv4; RTSP; UDP; NTP; DHCP; DNS; SMTP; UPnP; IP Filter; DDNS; Alarm Server; IP Search (Supports Dahua IP camera, DVR, NVS, etc.); P2P
• Mobile Phone Access : Android; iOS
• 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 Function :Instant playback; general playback; event playback; tag playback; smart playback

Alarm

• General Alarm : Motion detection; privacy masking; video loss; 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 : Recording; snapshot; buzzer; log; preset; email; tour

Port

• Audio Input : 1
• Audio Output : 1
• HDD Interface : 1 SATA port, up to 16 TB. The maximum HDD capacity varies with environment temperature
• USB : 2 rear USB 2.0 ports
• HDMI : 1
• VGA : 1
• Network Port : 1 × RJ-45, 10/100 Mbps self-adaptive Ethernet port

General

• Power Supply : 12VDC, 1.5A
• Power Consumption : Total output of NVR is ≤ 10 W (without HDD) /
• Net Weight : 0.85 kg 
• Gross Weight : 1.85 kg 
• Product Dimensions : 260.6 mm × 232.5 mm × 47.6 mm (W × L × H)
• Packaging Dimensions : 374.0 mm × 119.0 mm × 311.0 mm  (W × L × H)
• Operating Temperature : –10 °C to +55 °C (14 °F to +131 °F)
• Operating Humidity : 10%–93% (RH)
• 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