| System | Third-party Support Onvif, RTSP |
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| Main Processor | Dual-core embedded processor |
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| 操作系統 | Embedded LINUX |
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| 接口 | 1 RJ-45 port (10/100Mbps) Audio and Video |
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| PoE | 4 ports (IEEE802.3at/af) |
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| IP Camera Input | 4 Channel HTTP/HTTPS, TCP/IP, IPv4/IPv6, RTSP, UDP, NTP, |
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| Network Function | DHCP, DNS, IP Filter, DDNS, IP Search(Support Dahua |
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| Two-way Talk | 1 Channel Input, 1 Channel Output, RCA IP camera, DVR, NVS and etc.), P2P |
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| Display | Optical Fiber Interface N/A |
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| HDMI: 3840×2160, 1920×1080, 1280×1024, | Smart Phone iPhone, iPad, Android 1280×720 Resolution |
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| Interoperability | ONVIF 2.4, SDK, CGI VGA: 1920×1080, 1280×1024, 1280×720 Storage |
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| Decoding Capacity | 1ch@8MP 30fps, 4ch@1080P 30fps 1 SATA III port, up to 10 TB for a single HDD. The |
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| Multi-screen Display | 1/4 Internal HDD maximum HDD capacity varies with environment temperature Camera title, Time, Camera lock, Motion detection, OSD |
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| Recording | HDD Mode Single |
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| Compression | Smart H.265+/H.265/Smart H.264+/H.264 |
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| 解像度 | 8MP/6MP/5MP/4MP/3MP/1080P/720P/D1&etc. USB 2 ports (2 Rear USB2.0) |
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| Record Rate | 80Mbps RS232 N/A |
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| RS485 | N/A |
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| Bit Rate | 16Kbps ~ 20Mbps Per Channel Manual, Schedule (Continuous, MD (Motion Electrical Record Mode Detection), Alarm, IVS) |
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| 供電 | Single, DC48V/1.25A 1~120 min (default: 60 min), Pre-record: 1~30 sec, Record Interval |
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| Post-record: 10~300 sec | NVR: <5.3W (without HDD) Power Consumption |
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| Video Detection and Alarm | PoE: Max 25.5w for single port, 50w in total Recording, PTZ, Tour, Video Push, Snapshot, and |
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| Trigger Events | Environmental Screen Tips Motion Detection, MD Zones: 396 (22 × 18), Operating Conditions -10°C to +55°C (+14°F to +131°F), 86–106kpa Video Detection and Tampering |
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| 儲存環境 | 0°C to +40°C (+32°F to +104°F), 30–85% RH |
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| 警報輸入 | N/A Construction |
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| Relay Output | N/A Smart 1U, 204.6 mm × 204.6 mm × 45.6 mm Dimensions(W×D×H) (8.1" × 8.1" × 1.8") Playback and Backup |
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| 淨重 | 0.45 kg (0.99 lb) (without HDD) |
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| Sync Playback | 1/4 |
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| Time /Date, MD and Exact Search | Gross Weight 1.5 kg (3.31 lb) (without HDD) |
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| Search Mode | (accurate to second) Play, Pause, Stop, Rewind, Fast play, Slow Play, Next Certifications |
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| Playback Function | File, Previous File, Next Camera, Previous Camera, Full Screen, Shuffle, Backup Selection, Digital Zoom CE EN55032, EN55024, EN50130-4, EN60950-1 |
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| Backup Mode | USB Device/Network FCC Part 15 Subpart B, ANSI C63.4-2014 |
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| UL | UL60950-1 www.dahuasecurity.com |
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| Ordering Information | Rear Panel |
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| 類型 | Part Number Description 4 Channel Smart 1U 4PoE Lite 4 Channel NVR DHI-NVR2104-P-4KS2 4K H.265 Network Video Recorder |
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| Accessories | N/A N/A Dimensions (mm) 204.6 45.6 204.6 |
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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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