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Dahua NVR2104-P-I2 4-Channel Smart 1U 4PoE 1HDD WizSense Network Video Recorder

The Dahua NVR2104-P-I2 is a feature-rich 4-channel network video recorder designed for both residential and commercial security setups. It offers advanced AI capabilities, including face detection, recognition, perimeter protection, and Smart Motion Detection Plus (SMD Plus). With support for PoE, 4K HDMI output, and ONVIF camera compatibility, it provides a comprehensive, scalable solution for high-quality surveillance. Its compact 1U form factor makes it suitable for installations where space is limited, while its intelligent video analytics ensures optimal monitoring with fewer false alarms

Key Features:

High-Performance Decoding: Supports Smart H.265+, H.265, Smart H.264+, H.264, MJPEG video formats. Capable of decoding up to 6 x 1080p @ 30 fps for clear, high-definition video playback.

AI-Powered Features:

Face Detection & Recognition: Supports 1-channel face detection and recognition with up to 10 face databases and 5,000 images.

Perimeter Protection: Intelligent AI perimeter protection (tripwire & intrusion detection) available for 1 channel by device, 4 channels by camera.

SMD Plus: AI-powered Smart Motion Detection Plus (SMD Plus) for 4 channels, which filters out false alarms caused by environmental factors (e.g., leaves, raindrops).

Multi-Channel Video Access: Supports 4 channels for simultaneous live viewing and recording.

Third-Party Camera Compatibility: Easily integrates with third-party ONVIF-compatible network cameras.

AI by Camera and Device: Both camera-based and device-based AI features, including face detection, recognition, perimeter protection, and SMD Plus.

PoE Support: Equipped with 4 PoE ports for easy camera power and data transmission over a single cable.

Compact 1U Form Factor: Ideal for space-constrained installations, fitting in 1U rack-mount spaces.

Simple Installation: Designed for desktop installation with a compact form factor and easy-to-use interface.

Detailed Specifications:

Decoding & Video Performance:
- Maximum Decoding Capability:
  - AI Disabled:
    - 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.
  - AI Enabled:
    - 1-channel 8MP @ 30 fps, 1-channel 5MP @ 30 fps, 2-channel 4MP @ 30 fps, 4-channel 1080p @ 30 fps.
- Video Output: 1 x VGA, 1 x HDMI (simultaneous output; max resolution: 4K)
- Resolution Supported:
  - 12MP, 8MP, 5MP, 4MP, 3MP, 2MP, 720p, D1.
- Video Compression Formats: Smart H.265+, H.265, Smart H.264+, H.264, MJPEG.
Audio:
- Audio Compression: PCM, G711A, G711U, G726.
- External Audio: 1 x RCA Input and 1 x RCA Output.
Network & Connectivity:
- Network Ports: 1 x RJ-45 (10/100 Mbps Ethernet)
- PoE Ports: 4 x PoE (10/100 Mbps, 25.5W maximum per port)
- Third-Party Camera Support: ONVIF (Profile T, S, G), CGI, SDK.
Storage & Recording:
- Storage:
  - 1 x SATA port supporting up to 10TB HDD. HDD capacity may vary based on environmental temperature.
  - USB Ports: 2 x USB 2.0 (for backup or external device connection).
- Record Modes:
  - Manual recording, Alarm-triggered recording, Motion detection recording, Scheduled recording.
- Playback Functions:
  - Play, Pause, Stop, Fast forward/backward, Frame-by-frame playback, Full screen, Zoom, Backup (video clip/file), Audio on/off.
- Multi-Channel Playback: Up to 4 channels simultaneously.
Alarm & Event Handling:
- General Alarm Types:
  - Motion detection, privacy masking, video loss, PIR alarm, IPC alarm.
- Anomaly Alarm Types:
  - Camera offline, storage error, disk full, IP/MAC conflict, login lock, cyber security exception.
- Intelligent Alarm:
  - Face detection, face recognition, perimeter protection, IVS (Intelligent Video Surveillance), SMD Plus.
- Alarm Linkage:
  - Recording, snapshot, buzzer, log, preset, email, tour.
Power & Consumption:
- Power Supply: 53V DC, 1.13A (Power adapter included).
- Power Consumption:
  - Total NVR output (without HDD): ≤10W.
  - PoE power output: 38W total, with a maximum of 25.5W per PoE port.
Physical Dimensions:
- NVR Dimensions: 204.6 mm × 206.4 mm × 45.6 mm (8.06" × 8.13" × 1.80") (W × L × H)
- Net Weight: 0.50 kg (1.10 lb)
- Gross Weight: 1.43 kg (3.15 lb)
- Package Dimensions: 96 mm × 364 mm × 261 mm (3.78" × 14.33" × 10.28") (W × L × H)
Environmental Specifications:
- Operating Temperature: –10°C to +55°C (+14°F to +131°F)
- Storage Temperature: 0°C to 40°C (32°F to 104°F)
- Operating Humidity: 10%–93%
- Storage Humidity: 30%–85%
- Operating Altitude: Up to 3,000 meters (9,842.52 feet)

Certifications:

FCC: 47 CFR FCC Part 15, Subpart B, Class A
CE-EMC: EN 55032:2015, Class A; EN IEC 61000-3-2:2019; EN 61000-3-3:2013+A1:2019; EN 55024:2010+A1:2015; EN 55035:2017; EN 50130-4:2011+A1:2014
CE-LVD: EN 62368-1:2014+A11:2017