| System | to each face picture |
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| Main Processor | Industrial-grade embedded processor Each database can be applied to video channels Database Application independently |
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| 操作系統 | Embedded Linux Buzzer, Voice Prompts, Email, Snapshot, Recording, Trigger Events |
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| Operation Interface | Web/operating in local GUI Alarm Out, PTZ Activation, etc. |
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| Video | Alarm Linkage Video recording, snapshot, log, preset, tour |
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| Access Channel | 4 channels Perimeter Protection 80 Mbps for access, 80 Mbps for storage and 60 Mbps Performance 2 channels for forwarding Human/Vehicle secondary recognition for tripwire and Object classification |
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| 解像度 | 12M/8M/5M/4M/3M/2M/720p/D1 intrusion AI disabled: 1-channel 12MP@30 fps; 1-channel AI Search Search by target classification (human, vehicle) 8MP@30 fps; 2-channel 5MP@30 fps; 3-channel |
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| 解碼能力 | 4MP@30 fps; 6-channel 1080p@30 fps Alarm AI enabled: 1-channel 8MP@30 fps; 1-channel 5MP@30 fps; 2-channel 4MP@30 fps; 4-channel 1080p@30 fps Motion detection, privacy masking, video loss, PIR alarm, General Alarm 1 VGA/1 HDMI simultaneous video output by default, IPC alarm the maximum resolution of HDMI is 4K Front-end device going offline, storage error, full storage, |
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| Multi-screen Display | 1/4 Anomaly Alarm IP conflict, MAC conflict, login lock, network security anomaly |
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| Third Party Camera Access | Onvif, RTSP |
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| Alarm Linkage | Video recording, snapshot, log, preset, tour External Port |
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| Audio | PCM/G711A/G711U/G26/AAC HDD capacity varies with environment temperature |
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| Network | USB 1 front USB 2.0 port, 1 rear USB 2.0 port HTTP, HTTPS, TCP/IP, IPv4, IPv6, RTSP, UDP, NTP, DHCP, HDMI 1 DNS |
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| VGA | 1 |
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| Mobile Phone Access | Android, iOS |
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| Interoperability | ONVIF (profile T/profile S/profile G), CGI, SDK |
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| RCA Input | 1 |
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| Browser | Chrome, IE9 or above, Firefox |
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| RCA Output | 1 |
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| Multi-channel Playback | Up to 4 channels playback General Parameter Priority of record mode: Manual recording > alarm Power Supply DC 12V, 4A |
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| Record Mode | recording > motion detection recording > timed |
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| recording | Power Consumption Total output of NVR is ≤ 10W (without HDD) |
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| Storage | Local HDD and network Net Weight 1.51 kg (3.33 lb) |
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| Backup | USB device Gross weight 2.76 kg (6.08 lb) 1. Play, pause, stop, fast forward, fast backward, rewind, 375 mm × 284.3 mm × 53 mm (W × L × H) |
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| play by frame | Product Dimensions |
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| Playback Function | 14.76 inch × 11.19 inch × 2.09 inch (W × L × H) 2. Full screen, backup (cut/file), partially enlarge, audio on/off 141 mm × 433 mm × 366 mm (W × L × H) Package Dimensions |
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| SMD Plus | 5.55 inch × 17.05 inch × 14.41 inch (W × L × H) |
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| Performance | 4 channels Operating Temperature -10°C to +55°C (+14°F to +113°F) |
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| AI Search | Search by target classification (human, vehicle) Storage Temperature 0°C to +40°C (+32°F to +104°F) |
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| Face Recognition | Operating Humidity 10%–93% |
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| Max 8 face pictures/sec processing | Storage Humidity 30%–85% 1 channel video stream face recognition Operating Altitude 3000 m (9843 ft) Detect strangers' faces (not in device's face database). |
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| Stranger Mode | Installation Desktop mounting Similarity threshold can be set manually Up to 8 target face images search at same time, Certifications CE/FCC similarity threshold can be set for each target face image www.dahuasecurity.com Ordering Information |
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| 類型 | Model Description 4 Channel 4 Channel 1U WizSense Network DHI-NVR2204-I |
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| WizSense NVR | Video Recorder Dimensions (mm [inch]) >@ > @ > @ > @ Panels 1 6 2 3 4 5 7 8 1 Power Switch 2 DC 12V Power Input 3 Network Port 4 VGA Port 5 AUDIO IN, RCA Connector 6 AUDIO OUT, RCA Connector 7 HDMI Port 8 USB Port |
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| Rev 001.001 | © 2021 Dahua. All rights reserved. Design and specifications are subject to change without notice. Pictures in the document are for reference only, and the actual product shall prevail. www.dahuasecurity.com |
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