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Product description

1 Set-Up

2 Compatibility

3 Dimensions

4 Includes

Comparison Table

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Customer Reviews

4.4 out of 5 stars 14

4.4 out of 5 stars 270

4.2 out of 5 stars 30

3.8 out of 5 stars 71

4.8 out of 5 stars 7

3.8 out of 5 stars 195

4.1 out of 5 stars 259

Price

$129.00$129.00

$44.99$44.99

$79.99$79.99

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$39.99$39.99

$44.99$44.99

Resolution:

8K@60Hz/4K@120Hz

4K@60Hz

Cable type:

HDMI

Inputs:

Audio Extraction:

Yes

EDID Management:

Yes

Special Features:

eARC, HDR, Dolby Vision, CEC

Auto Switch, HDR, DolbyVision

eARC, HDR, Dolby Vision, CEC

ARC

ARC, 3D, CEC

8K HDMI 4×1 Switch with eARC Audio Extraction – Seamlessly Connect & Control Multiple Sources – Easily connect up to four HDMI 2.1 sources such as Apple TV, PS5, Xbox Series X, or streaming boxes to a single 8K or 4K@120Hz display. Extract full eARC audio and send it to your soundbar or AV receiver without losing video quality. Perfect for gaming on a 120Hz 4K monitor while enjoying immersive surround sound. The device comes with a dual voltage supply using a US plug, and an adapter/converter is provided for international use.
Advanced eARC/ARC HDMI Audio Extractor – Pass 8K Video & Extract High-End Audio – Extract full HDMI audio via eARC or ARC and send it to your Bose, Sonos, or other eARC-enabled soundbar while maintaining 8K video passthrough to your display. Supports ultra HD video formats including HDR10+, Dolby Vision, and HLG for crystal-clear picture quality. Audio formats supported include LPCM 7.1CH, Dolby TrueHD, Dolby Atmos, DTS-HD Master Audio, and DTS:X for rich, immersive sound. Perfect for high-end home theater setups where uncompromised audio and video performance is essential.
Full HDMI 2.1 Feature Support – 48Gbps Bandwidth & Advanced Video/Audio Formats – Delivers ultra-high-speed 48Gbps video bandwidth with support for VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), GMS, QFT (Quick Frame Transport), and SBTM (Source-Based Tone Mapping) for next-gen gaming and high-performance displays. Fully compatible with DTS-HD, Dolby TrueHD (via HDMI), and Dolby Atmos for immersive surround sound. Supports CEC (Consumer Electronics Control) for integrated system control—adjust your soundbar volume and power connected devices on/off using your TV’s remote control for a simplified home theater experience.
Perfect eARC Audio Solution for PC & Gaming Monitor Setups – Designed for PC users and gamers whose monitors lack ARC/eARC functionality, the OREI BK‑9429 unlocks full audio capability without the need for expensive adapters or AV receivers. Easily connect your HDMI 2.1 GPU (with Dolby Atmos or DTS audio support) to an eARC soundbar or audio system and enjoy immersive sound formats like Dolby Atmos, TrueHD, and DTS-HD. No passthrough AV receiver required—just plug and play to extract premium audio directly from your GPU, even when using 4K 120Hz gaming monitors with no built-in eARC support.
Package Includes + OREI Lifetime Support – Comes complete with 1x BK-9429 HDMI eARC Audio Extractor Switch, 1x Remote Control, Batteries not included, 1x 100–240V Power Adapter, and a detailed User Manual for easy setup. Backed by a 1-Year Manufacturer Warranty and Lifetime U.S.-Based OREI Technical Support, ensuring long-term peace of mind and reliable customer assistance whenever you need it.