The XVR1B04-I is a 4-channel penta-brid digital video recorder, ideal for compact and reliable surveillance systems. Thanks to WizSense technology with AI algorithms, it offers advanced intelligent detection functions, reducing false alarms. It supports cameras up to 1080p , with HDCVI, AHD, TVI, CVBS video inputs and up to 5 2MP IP channels , with an input bandwidth of up to 20 Mbps. It integrates the SMD Plus function to distinguish people and vehicles, AI Coding H.265+ technology that reduces storage space by over 50% and smart functions such as Smart Dual Light , customizable audio and Audio over Coax . With support for a SATA disk up to 6TB , it represents an economical yet powerful solution for ensuring security in residential and commercial environments. Dahua
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XVR1B04-I | WIZSENSE 4CH PENTA-BRID 1080N/720P COOPER 1U 1HDD DIGITAL VIDEO RECORDER

The Dahua XVR1B04-I is a 4-channel penta-brid digital video recorder with support for up to 1080p, designed to ensure reliable and intelligent security. Thanks to WizSense technology with AI algorithms and SMD Plus function, it distinguishes people and vehicles, reducing false alarms. It supports HDCVI, AHD, TVI, CVBS video inputs and up to 5 2MP IP channels, with AI Coding H.265+ compression that reduces bandwidth and storage consumption. It offers smart features such as intelligent Dual Light, customizable audio, Audio over Coax and mobile alarm management. With support for SATA disks up to 6TB, it represents a compact and effective solution for residential and commercial surveillance systems.
Main specifications:
- 4 channels penta-brid up to 1080p
- AI WizSense technology with SMD Plus
- Support up to 5 IP channels (20 Mbps)
- AI Coding H.265+ for storage and bandwidth savings
- Smart Dual Light and Audio over Coax
- HDD storage up to 6TB
Further details

Technical data sheet
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System |
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Main Processor |
Industrial-grade processor |
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Operating System |
Embedded Linux |
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Operating Interface |
Web, Local GUI |
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SMD Plus |
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SMD Plus by Recorder |
4 channels: Secondary filtering for human and vehicle, reducing false alarms caused by leaves, rain and lighting condition change |
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Audio and Video |
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Analog Camera Input |
4 BNC ports, supports HDCVI/AHD/TVI/CVBS auto-detect |
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Camera Input |
1. CVI: 1080p@25/30fps; 720p@50/60fps; 720p@25/30fps. |
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IP Camera Input |
Up to 5 channels of IPC access |
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Encoding Capability |
Main stream: 1080N/720p/960H/D1/CIF@(1 fps–25/30 fps) |
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Dual-stream 197.0 mm × 203.1 mm × 41.5 mm (7.76" × 8.00" × 1.63") (W × D × H) |
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Packaging Dimensions |
332.0 mm × 240.0 mm × 64.0 mm (13.07" × 9.45" × 2.52") (W × D × H) |
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Operating Temperature |
–10 °C to +55 °C (14 °F to +131 °F) |
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Storage Temperature |
–20 °C to +60 °C (–4 °F to +140 °F) |
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Operating Humidity |
10%–93% (RH), non-condensing |
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Installation |
Desktop |
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Certifications |
CE-LVD: IEC 62368-1:2014 |