Dahua NVR 4ch 1HDD 80mbps H265 NVR2104-P-4KS3

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
• 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: 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
• 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: 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; G.726

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 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: 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 channel (RCA)
• Audio Output: 1 channel (RCA)
• Alarm Input: N/A (2 channels optional)
• Alarm Output: N/A (1 channel 12 V 1 A output optional)
• Disk Interface: 1 SATA port (each disk supports up to 20 TB; capacity may vary by temperature)
• USB: 2 (2 rear USB 2.0 ports)
• 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 <10 W (without HDD); Total PoE output 36 W (maximum output of a single port 25.5 W)
• Net Weight: 0.48 kg (1.06 lb)
• Gross Weight: 1.42 kg (3.13 lb)
• Product Dimensions: 204.6 mm × 206.4 mm × 45.6 mm (8.06″ × 8.12″ × 1.80″) (W × D × H)
• Packaging Dimensions: 364.0 mm × 96.0 mm × 261.0 mm (14.33″ × 3.78″ × 10.28″) (W × D × H)
• Operating Temperature: –10 °C to +55 °C (14 °F to +131 °F)
• Storage Temperature: –20 °C to +60 °C (–4 °F to +140 °F)
• Operating Humidity: 10%–93% (RH), non-condensing
• 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