Dahua NVR DHI NVR2104 4KS3

This 4-Channel AI-Powered NVR is designed for small to medium-sized security installations with advanced features like AI-driven perimeter protection and SMD Plus, which reduce false alarms. Below are the detailed specifications:

System

• Processor: Industrial-grade embedded processor.
• Operating System: Embedded Linux.
• Interface: Accessible through web or local GUI.

AI Features

• AI by Recorder: Supports SMD Plus.
• AI by Camera: Provides perimeter protection and SMD Plus.
• Perimeter Protection:
  • Recorder: 4-channel SMD Plus to filter human and motor vehicle detection, reducing false alarms from environmental changes.
  • Camera: 4-channel perimeter protection and SMD Plus for precise detection.

Audio and Video

• Channels: 4 video channels.
• Network Bandwidth:
  • Incoming: 80 Mbps
  • Recording: 80 Mbps
  • Outgoing: 60 Mbps
• Resolution Support: 12MP, 8MP, 5MP, 4MP, 3MP, 1080p, 720p, D1.
• Decoding Capability:
  • AI Disabled:
    • 1-channel 12MP@30fps, 1-channel 8MP@30fps, 2-channel 5MP@30fps, 3-channel 4MP@30fps, or 6-channel 1080p@30fps.
  • AI Enabled:
    • 1-channel 8MP@30fps, 1-channel 5MP@30fps, 2-channel 4MP@30fps, or 4-channel 1080p@30fps.
• Video Output: 1 HDMI (up to 3840×2160) and 1 VGA (up to 1920×1080).
• Multi-screen Display: Supports 1 or 4 screen splits.
• Third-party Camera Access: ONVIF-compliant.

Compression Standards

• Video Compression: Smart H.265+, H.265, Smart H.264+, H.264, MJPEG.
• Audio Compression: G.711a, G.711u, PCM, G726.

Network

• Network Protocols: HTTP, HTTPS, TCP/IP, IPv4/IPv6, UDP, NTP, DHCP, DNS, SMTP, IP Filter, DDNS, IP Search (supports IP camera, DVR, NVS), P2P, Auto Registration.
• Mobile Access: Compatible with iOS and Android.
• Browser Compatibility: Chrome, IE, Safari, Edge, Firefox.
• Interoperability: ONVIF 22.12 (Profile T, Profile S, Profile G), CGI, SDK.

Recording and Playback

• Multi-channel Playback: Up to 4 channels.
• Record Modes: General, motion detection, intelligent, and alarm.
• Backup: Supports USB and network backup.
• Playback Modes: Instant, general, event, tag, and smart playback.

Alarm System

• General Alarms: Motion detection, camera external alarm, PIR alarm.
• Anomaly Alarms: Disk errors, low space, network disconnection, IP and MAC conflicts, video loss, video tampering, camera offline.
• Intelligent Alarms: Perimeter protection, SMD Plus.
• Alarm Linkage: Configurable for recording, snapshot, buzzer, log, preset, email, and tour actions.

Ports and Interfaces

• Audio: 1-channel RCA input and output.
• Alarm Ports: Optional 2-channel input, optional 1-channel 12V 1A output.
• HDD Interface: 1 SATA port, supports up to 20TB (environment-dependent).
• USB: 2 USB 2.0 ports (both located at the rear).
• Network: 1 RJ-45 Ethernet port (10/100 Mbps).

General Parameters

• Power Supply: 12 VDC, 1.5 A.
• Power Consumption: <10W (without HDD).
• Dimensions:
  • Product: 204.6 mm × 206.4 mm × 45.6 mm (W × D × H).
  • Packaging: 364.0 mm × 96.0 mm × 261.0 mm (W × D × H).
• Weight:
  • Net: 0.45 kg (0.99 lb).
  • Gross: 1.05 kg (2.31 lb).
• Operating Conditions:
  • Temperature: –10°C to +55°C (14°F to 131°F).
  • Humidity: 10%–93% RH, non-condensing.
• Storage Conditions:
  • Temperature: –20°C to +60°C (–4°F to 140°F).
  • Humidity: 30%–85% RH, non-condensing.
• Installation: Supports rack or desktop mounting.

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

Summary

This NVR offers advanced AI-based security features, efficient storage, and high-resolution support, making it suitable for secure and reliable monitoring solutions in various environments.