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

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Main Processor

Industrial-grade processor

Operating System

Embedded Linux

Operating Interface

Web; Local GUI

AI by Recorder

SMD

AI by Camera

Perimeter protection; SMD

Perimeter Performance of AI by Camera (Number of Channels)

All channels (4 targets/s)

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)

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

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

1​

VGA

1

Multi-screen Display

1/4

Third-party Camera Access

ONVIF

Video Compression

Smart H.265+; H.265; Smart H.264+; H.264; MJPEG

Audio Compression

G.711a; G.711u; PCM; G.726

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

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

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

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)

Network Port

1 (10/100 Mbps Ethernet port, RJ-45)

PoE Port

4 ports, 10/100 Mbps, IEEE 802.3 af/at

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