8K 4x2 HDMI™ Matrix (Audio Extract, eARC)-BK-402A
- VRR, ALLM, and FVA support
- Video resolutions up to 8K@60Hz or 4K@120Hz
- Audio extraction through S/PDIF and L/R audio outputs
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1. Flexible 4x2 HDMI Matrix for Multi-Display Control
The BK-402A is a powerful HDMI matrix 4x2 switcher that lets you independently route any of four HDMI sources to two HDMI displays. Whether you're managing a home theater, a classroom, or a conference setup, this HDMI matrix switcher gives you the flexibility to display different content on each screen—no lag, no signal loss, just smooth and seamless switching.
2. Ultra-HD 8K Video with Advanced HDR Support
With support for resolutions up to 8K@60Hz (4:2:0, 10-bit), 8K@30Hz (4:4:4, 10-bit), and 4K@120Hz (4:4:4, 10-bit), the BK-402A delivers exceptional image clarity and color fidelity. It supports HDR10+, Dolby Vision, and HLG pass-through, providing vibrant contrast and true-to-life visuals. Designed for modern AV needs, this 8K HDMI matrix ensures your content always looks its best.
3. Game-Optimized Features with eARC and Audio Extraction
Built with gamers and AV pros in mind, the BK-402A includes Variable Refresh Rate (VRR), Auto Low Latency Mode (ALLM), and Fast VActive (FVA) for ultra-smooth performance. With eARC support between Input 1 and Output 1, it also enables high-quality audio return for Dolby Atmos and DTS:X setups. Optical and 3.5mm outputs offer additional flexibility for integrating external audio systems—making it one of the best HDMI matrix solutions for immersive setups.
4. Smart Downscaling & Compact, Installer-Friendly Design
Easily downscale 8K to 4K or 2K, and 4K to 2K, allowing seamless compatibility with legacy displays. EDID management via DIP switches ensures stable communication between all connected devices. With intuitive front-panel controls, an included IR remote, and a discreet, space-saving form factor, this HDMI 2.1 matrix switch is engineered for performance and convenience in any environment.
BK-402A: 4x2 HDMI Matrix with Audio Extraction
Key Features:
- HDMI 2.1 & HDCP 2.3 Compliant
- 40Gbps Video Bandwidth
- Video resolutions up to 8K@60Hz 4:2:0 10bit
- Also supports 8K@30Hz 4:4:4 10bit, 4K@120Hz 4:4:4 10bit
- VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), FVA (Fast VActive) Support
- eARC support between Input 1 and Output 1
- Audio Extraction through Optical and Analog 3.5mm ports
- 8K to 4K and 8K/4K to 1080p Downscale support
The BK-402A 4x2 Matrix is the perfect AV distribution solution to take multiple inputs to 2 outputs. The device features 4 HDMI Inputs and 2 HDMI Outputs. It can take 4 media sources and allow you to display them on 2 outputs at the same time with the option to have different media on different outputs at resolutions up to 8K@60Hz. The device features advanced EDID management through the dip switches on the front. Features Optical and Analog 3.5mm ports for audio extraction. Supports eARC between Input 1 and Output 1. Among other features, the device can also downscale from 8K to 4K and 8K/4K to 1080p. The BK-402A Matrix is the best device for various applications in home theatre, educational, or professional setups.
BK-402A User Manual Download
BK-402A Specifications Sheet
