DAHUA NVR2104HS-S3 4 Channel Compact 1U 1HDD Network Video Recorder

System

Main Processor

Industrial-grade embedded processor

Operating System

Embedded Linux

Operating Interface

Web; Local GUI

AI

AI by Camera

Perimeter protection; SMD Plus

Perimeter Protection

Perimeter Performance of AI by Camera (Number of Channels)

4

SMD Plus

SMD Plus by Camera

4-channel SMD Plus (AI by camera), secondary filtering for human and motor vehicle SMD Plus, reducing false alarms caused by leaves, rain and lighting condition change

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 × VGA, 1 × HDMI (simultaneous)

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 (profile T/S/G); CGI; SDK

Browser

Chrome; IE 9 or later; Firefox

Recording Playback

Multi-channel Playback

Up to 4 channels

Record Mode

Manual record; alarm record; motion detection record; schedule record

Storage Method

Local HDD and network

Backup Method

USB device

Playback Function

1. Play; pause; stop; fast forward; fast backward; rewind; play by frame
2. Full screen; backup (video clip/file); partially zom in; audio on/off

Alarm

General Alarm

Motion detection; privacy masking; video loss; PIR alarm

Anomaly Alarm

Camera offline; storage error; disk full; IP conflict; MAC conflict; login lock; cyber security exception

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

1 front USB 2.0 port, 1 rear USB 2.0 port

HDMI

1

VGA

1

Network Port

1 × RJ-45, 10/100 Mbps self-adaptive Ethernet port

General

Power Supply

12 VDC, 1.5 A

Power Consumption

Total output of NVR is ≤ 10 W (without HDD)

Net Weight

0.81 kg (1.79 lb)

Gross Weight

1.33 kg (2.93 lb)

Product Dimensions

260 mm × 232.7 mm × 47.6 mm (10.24" × 9.16" × 1.87") (W × L × H)

Packaging Dimensions

89 mm × 333 mm × 315 mm (3.50" × 13.11" × 12.40") (W × L × H)

Operating Humidity

10%–93% (RH)

Operating Temperature

–10 °C to +55 °C (14 °F to +131 °F)

Installation

Rack or desktop

Certifications

CE: EN62368-1; EN55032; EN55024; EN55035; EN61000-3-2; EN61000-3-3; EN50130-4
FCC: Part 15 Subpart B