---
product_id: 742218125
title: "8K eARC HDMI 2.1 Switch 4x1 Switcher with UltraHD Audio Extractor Supports up to 4K@120Hz PS5, Gaming, Remote Contorl IR EDID HDCP 2.3 - Optical Output, L/R Headset (BK-401A)"
brand: "orei"
price: "HK$1600"
currency: HKD
in_stock: false
url: https://www.desertcart.hk/products/742218125-8k-earc-hdmi-2-1-switch-4x1-switcher-with-ultrahd
store_origin: HK
region: Hong Kong
---

# Universal OS & device compatibility 8K/4K/120Hz HDR+ video support SPDIF & RCA audio extraction 8K eARC HDMI 2.1 Switch 4x1 Switcher with UltraHD Audio Extractor Supports up to 4K@120Hz PS5, Gaming, Remote Contorl IR EDID HDCP 2.3 - Optical Output, L/R Headset (BK-401A)

**Brand:** orei
**Price:** HK$1600
**Availability:** ❌ Out of Stock

## Summary

> 🎬 Elevate your home theater game with OREI’s 8K switch — because your entertainment deserves the best!

## Quick Answers

- **What is this?** 8K eARC HDMI 2.1 Switch 4x1 Switcher with UltraHD Audio Extractor Supports up to 4K@120Hz PS5, Gaming, Remote Contorl IR EDID HDCP 2.3 - Optical Output, L/R Headset (BK-401A) by orei
- **How much does it cost?** HK$1600 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/742218125-8k-earc-hdmi-2-1-switch-4x1-switcher-with-ultrahd)

## Best For

- orei enthusiasts

## Why This Product

- Trusted orei brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Next-Gen Visuals:** Experience stunning 8K resolution with HDR10+ and Dolby Vision for ultra-crisp, vibrant imagery.
- • **Smart Remote Control:** Control your soundbar and input devices effortlessly using your TV remote via CEC technology.
- • **Universal Compatibility:** Works flawlessly across Windows, Mac, Linux, and all your favorite devices including PS5, Roku, and Fire TV.
- • **Future-Proof Connectivity:** Supports eARC/ARC for advanced audio passthrough—perfect for the latest soundbars and home theater setups.
- • **Seamless Audio Extraction:** Extract high-fidelity audio via Optical SPDIF or RCA L/R outputs, supporting Dolby Atmos and DTS-HD Master Audio.

## Overview

The OREI 8K eARC/ARC HDMI 4-in-1 Output Switch is a cutting-edge device designed to deliver ultra-high-definition video up to 8K and immersive audio extraction via Optical SPDIF or RCA outputs. Compatible with all major operating systems and popular devices like PS5 and Roku, it supports advanced HDMI features including HDR10+, Dolby Vision, Dolby Atmos, and DTS-HD Master Audio. With smart CEC control and future-proof eARC/ARC support, it’s the ultimate hub for seamless, high-quality home entertainment.

## Description

The Orei BK-401ARC is a reliable distribution amplifier array that will take 4 HDMI 2.1 signals up to 8K and duplicate the signal to up to 1 HDMI display, creating stunning lossless image or audio transmission via an HDMI cable. With this switch you can also extract audio via optics. Compact, durable and easy to install and operate. Ideal for games, with high refresh rate, trade show, conference room, conference rooms, bedroom, living room, kitchen room and backyard.

## Features

- 8K eARC/ARC HDMI 4 in 1 Output Switch with Audio Extractor via Optical SPDIF or RCA L/R Output. This device will not extract audio via HDMI. Does not extract eARC or ARC via HDMI to soundbars. Your TV must support eARC or ARC to work.
- 8K Switch Selector is compatible with all operating systems such as Windows, Mac OS, Linux. Also works perfectly with Logitech Harmony, one X, PS5, Roku 4, desertcart Fire TV, Blu-ray players, projector, etc. If your TV has eARC or ARC port, you can connect an eARC/ARC soundbar to the switch's In1 port to send audio from your sources
- Resolution supported: up to 8K, 4K/120Hz, 1080p, 720p, HDR, HDR10, HDR10+ Dolby Vision, VRR, ALLM, QMS, QFT and SBTM. HLG Pass Through. Supports HDMI audio formats: LPCM, Dolby Digital/Plus/EX, Dolby True HD, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD.
- Audio extraction: features audio extraction via SPDIF Optical Digital Audio. HDMI audio formats supported: Digital Atmos, LPCM, Dolby Digital/Plus/EX, Dolby True HD, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD. Analog Audio: LR supports LPCM 2.0CH
- CEC Control: Control the sound bar and input devices via the TV remote control. Package includes: 4x1 8K switch, power adapter, IR remote control, operating manual, 1 year warranty, full support of OREI

## Product Details

- **Colour:** Black
- **Connector type:** HDMI
- **Brand:** OREI
- **Compatible devices:** Projector, Gaming Console, Television, Streaming Device, Blu-Ray Player
- **Cable type:** HDMI

## Images

![8K eARC HDMI 2.1 Switch 4x1 Switcher with UltraHD Audio Extractor Supports up to 4K@120Hz PS5, Gaming, Remote Contorl IR EDID HDCP 2.3 - Optical Output, L/R Headset (BK-401A) - Image 1](https://m.media-amazon.com/images/I/51xDF6ivOwL.jpg)

## Frequently Bought Together

- OREI 8K eARC HDMI 2.1 Switch 4x1, Switcher with Audio Extractor UltraHD Supports Upto 4K @ 120Hz PS5, Xbox, Gaming, Remote Contorl IR EDID HDCP 2.3 - Optical Out, L/R Headphones (BK-401ARC)
- Highwings 8K 10K 4K HDMI Cable 48Gbps 6.6FT/2M, Certified Ultra High Speed HDMI Cable Braided Cord-4K@120Hz 8K@60Hz, DTS:X, HDCP 2.2 & 2.3, HDR 10 Compatible with Roku TV/PS5/HDTV/Blu-ray
- Ubluker 10k 8k 4k HDMI Cable 3.3 FT, Certified Ultra High Speed HDMI® Cable 4k 144Hz 120Hz 8k 60Hz 2k 240Hz 48Gbps 0.03ms HDR10+ ARC eARC HDCP2.3 Compatible for Mac RTX4090 PC TV PS5 Xbox

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**Shop now:** [https://www.desertcart.hk/products/742218125-8k-earc-hdmi-2-1-switch-4x1-switcher-with-ultrahd](https://www.desertcart.hk/products/742218125-8k-earc-hdmi-2-1-switch-4x1-switcher-with-ultrahd)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-24*