| Functions | Smart Codec With advanced scene-adaptive rate control algorithm, Dahua smart codec technology realizes the higher encoding efficiency than H.265 and H.264, provides high-quality video, and reduces the cost of storage and transmission. DMSS The DMSS app is available on the iOS App Store and Google Play. It makes surveillance easy and simple, allowing you to remotely access back-end devices, view li |
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| Technical Specification | Backup USB storage device |
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| System | 1. Play/pause/stop/slow/quick/backward/by frame |
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| Playback Function | 2. Full screen, backup (video clip/file), partial zoom in, |
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| Main Processor | Industrial-grade embedded processor and audio on/off |
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| OS | Embedded Linux Storage |
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| Operation Interface | Web/operating in local GUI |
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| Disk Group | Yes |
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| Perimeter Protection by Camera | Alarm |
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| Performance | 4 channels Motion detection, privacy masking, video loss, scene General Alarm changing, PIR alarm, IPC external alarm |
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| AI Search | Search for pictures by channel, time and event type Camera disconnection, storage error, disk full, IP conflict, Anomaly Alarm |
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| Face Detection by Camera | MAC conflict, login locked, and cybersecurity exception Face detection, perimeter protection (intrusion and |
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| Intelligent Alarm | tripwire), IVS, people counting, heat map, and SMD alarms 6 attributes: Gender, age, glasses, expression, mouth Face Attributes |
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| mask, and beard | Recording, snapshot, audio, buzzer, log, preset, and Alarm Linkage email |
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| 音訊輸入 | 1 × RCA input |
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| Video | HDD maximum HDD capacity varies with environment temperature |
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| Access Channel | 4 |
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| USB | 2 (1 × front USB2.0; 1 × back USB2.0) |
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| Network Bandwidth | Access: 80 Mbps; Storage: 80 Mbps; Forward: 60 Mbps |
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| HDMI | 1 (supports up to 4K resolution output) |
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| 解像度 | 8MP; 6MP; 5MP; 4MP; 3MP; 1080p; 720p; D1 |
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| VGA | 1 |
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| 解碼能力 | 8 × 1080p@30 fps |
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| Network | 1 × RJ-45, 10/100 Mbps self-adaptive Ethernet port Video Output 1 × VGA output, 1 × HDMI output, supports General Parameter simultaneous video sources output for VGA and HDMI |
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| 供電 | 12 VDC, 2A |
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| Multi-screen Display | 1 , 4 views |
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| 功耗 | < 10 W (HDD not included, idling) Third-party Camera |
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| ONVIF; RTSP | Net Weight 0.81 kg (1.79 lb) Access |
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| Compression | Gross Weight 1.41 kg (3.11 lb) |
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| Audio | PCM/G711A/G711U/G726/AAC 89 mm × 333 mm × 315 mm (3.50" × 13.11" × 12.40") Package Dimensions (W × L × H) |
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| Operating Conditions | –10 °C to +55 °C (+10 °F to +131 °F) HTTP; HTTPS; TCP/IP; IPv4/IPv6; UPnP; SNMP; RTSP; UDP; SMTP; NTP; DHCP; DNS; IP Filter; DDNS; FTP; Alarm Storage Conditions 0 °C to +40 °C (32 °F to 104 °F) Network Protocol Server; IP Search (Support Dahua IP camera; DVR; NVS; etc.); P2P; auto register |
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| 工作濕度 | 10℅~93℅ |
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| Mobile Phone Access | Android; iOS |
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| Storage Humidity | 30%~85% |
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| Interoperability | ONVIF(profile T/S/G); CGI; SDK |
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| Operating Altitude | 3000 m (9842.52 ft) |
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| Browser | Chrome; IE9 or later; firefox |
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| 安裝 | Desktop mounted |
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| Record Playback | CE: EN62368-1; EN55032,EN55024, EN55035, EN61000- |
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| Certifications | 3-2, EN61000-3-3 EN50130-4 |
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| Multi-channel Playback | Up to 4 channels for playback FCC: Part 15 Subpart B Manual record; alarm recording; SMD recording; smart Record Mode recording |
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| Storage | Local HDD; network www.dahuasecurity.com Ordering Information |
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| 類型 | Model Description |
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| DHI-NVR4104HS- | 4 Channel Compact 1U 1HDD 4 Channel NVR 4KS2/L Network Video Recorder Dimensions (mm[inch]) >@ >@ > @ > @ Panels 1 2 3 4 6 7 1 DC 12V Power Input 2 Network Port 3 VGA Port 4 AUDIO IN, RCA Connector 5 AUDIO OUT, RCA Connector 6 HDMI Port 7 USB Port |
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| Rev 002.000 | © 2022 Dahua. All rights reserved. Design and specifications are subject to change without notice. The images, specifications and information mentioned in the document are only for reference, and might differ from the actual product. www.dahuasecurity.com |
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