Description
Dahua 8 Channel DVR – DH-4B08-I
Product Overview
The Dahua DH-4B08-I 8 Channel DVR is a compact and powerful surveillance recording solution designed for homes, offices, shops, warehouses, small businesses and other security applications. It supports multiple camera technologies including HDCVI, AHD, TVI, CVBS and IP cameras, making it a versatile choice for both new CCTV installations and system upgrades.
Powered by Dahua’s WizSense AI technology, the DVR supports SMD Plus human and vehicle detection on up to 4 analog channels, helping reduce false alarms caused by environmental movements such as rain, leaves and lighting changes. It also supports AI Coding and efficient H.265+/H.265 video compression to help reduce storage and bandwidth requirements.
The recorder supports 8 BNC analog camera inputs and can also support up to 5 IP camera channels, with IP cameras up to 2MP and up to 20 Mbps incoming bandwidth on the published XVR1B04-I specification.
Key Features
- 8 Channel CCTV DVR / XVR
- Dahua WizSense technology
- 8-channel SMD Plus for human and vehicle detection
- Supports HDCVI, AHD, TVI and CVBS cameras
- Supports up to 5 IP camera channels
- IP camera support up to 2MP per channel
- H.265+/H.265 dual-stream video compression
- AI Coding for improved storage efficiency
- Up to 1080N / 720P recording resolution
- HDMI and VGA video output
- Supports 1 SATA HDD, up to 6TB according to Dahua’s specification
- USB backup
- RJ-45 network connectivity
- Remote monitoring through network connectivity
- Motion detection, video loss and camera tampering detection
- Compact desktop installation design
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Dahua |
| Model | DH-4B04-I* |
| Recorder Type | 8 Channel Penta-brid DVR / XVR |
| Series | Cooper I Series / WizSense |
| Analog Video Input | 8 × BNC |
| Supported Camera Types | HDCVI / AHD / TVI / CVBS |
| IP Camera Input | Up to 5 channels |
| IP Camera Resolution | Up to 2MP per channel |
| Incoming Bandwidth | Up to 20 Mbps |
| Recording Bandwidth | Up to 20 Mbps |
| Video Compression | AI Coding / H.265+ / H.265 / H.264+ / H.264 |
| Recording Resolution | 1080N / 720P / 960H / D1 / CIF |
| Recording Frame Rate | Up to 25/30 fps depending on resolution/system |
| SMD Plus | Up to 8 channels |
| AI Detection | Human and Vehicle |
| HDMI Output | 1 |
| VGA Output | 1 |
| Audio Input | 1 × RCA |
| Audio Output | 1 × RCA |
| Two-Way Talk | Supported |
| HDD Interface | 1 × SATA |
| Maximum HDD Capacity | Up to 6TB* |
| USB | 2 × USB 2.0 |
| Network | 1 × RJ-45 10/100 Mbps |
| Power Supply | 12V DC, 1.5A |
| Power Consumption | Less than 7W without HDD |
| Operating Temperature | -10°C to +45°C |
| Installation | Desktop |
| Approx. Dimensions | 197 × 203.1 × 41.5 mm |
| Approx. Net Weight | 0.55 kg |
*Please verify the exact model/variant printed on the product label before listing, because Dahua has multiple closely related 4-channel XVR model variants and specifications can differ slightly between versions.
Why Choose Dahua DH-4B08-I?
AI-Based Human & Vehicle Detection
The built-in SMD Plus technology helps distinguish humans and vehicles from common environmental movements, making security alerts more useful and reducing unnecessary notifications.
Multi-Format Camera Compatibility
The DVR supports HDCVI, AHD, TVI and CVBS cameras, allowing users to connect different types of analog CCTV cameras without requiring a completely new surveillance system.
Efficient Video Storage
With H.265+/H.265 compression and AI Coding, the recorder is designed to reduce video storage and bandwidth requirements while maintaining useful image detail.
IP Camera Expansion
In addition to the 8 analog camera inputs, the recorder can support IP camera channels, providing flexibility when expanding or upgrading an existing CCTV system.
Ideal For
- Home CCTV security
- Shops and retail stores
- Offices
- Warehouses
- Small businesses
- Clinics and commercial premises
- Schools and institutions
- Residential buildings
- Small factories
- CCTV system upgrades
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