Feature
●8K@60HZ 4x1 HDMI Switch - This switch allows you to easily switch between 4 HDMI Sources and output to one HDMI Display. This switcher is HDMI 2.1, HDCP 2.3/2.2/1.4 compliant.
●Audio and Video Standards Supported - This switcher is designed to handle maximum resolutions of 8K@60Hz, also supports 4K@120Hz, 1080p@240Hz. HDR10+, HDR10, Dolby Vision, and High Speed 48Gbps Video Bandwidth. Supports VRR (Variable Refresh Rate), ALLM (auto Low-Latency Mode), and FVA (Fast VActive) function.
●4 Input to 1 Switching Option - 4x1 HDMI switch selector supports Auto and Manual switching via IR remote and the button on the front of the device. We recommend using HDMI Cable up to 25 Ft - For longer length use OREI Fiber optic HDMI cables.
●Wide Compatibility - Input: Compatible with HDMI devices such as Playstation 5, Xbox, Roku 4, Amazon Fire TV, PS4, Apple TV, Cable box, Blu-ray player, DVD player, PC, and more. Output: UHD TV, Projector, Monitor, etc.
●1 Year Full Warranty with OREI Support. Includes: BK-401 HDMI Switcher, 5V/1A Power Supply, Manual
Description
Comparison Table
 BK-401 |  BK-21A |  BK-22 |  BK-102A |  BK-104A |  BK-21S |  BK-202A | |
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Title
| 8K 4 Input HDMI Switch | 8K HDMI Switch | 8K 2 Input HDMI Splitter | 8K 1 In 2 Out Splitter | 8K 4 outputs Splitter | 8K 2 Input Switch | 8K 2in 2 out HDMI Matrix |
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Inputs
| 4 | 2 | 2 | 1 | 1 | 2 | 2 |
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Outputs
| 1 | 1 | 2 | 2 | 4 | 1 | 2 |
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Supported Resolutions
| 8K@60Hz, 4K@120Hz, 1080p@240Hz | 8K@60Hz, 4K@120Hz, 1080p@240Hz | 8K@60Hz, 4K@120Hz, 1080p@240Hz | 8K@60Hz, 4K@120Hz, 1080p@240Hz | 8K@60Hz, 4K@120Hz, 1080p@240Hz | 8K@60Hz, 4K@120Hz, 1080p@240Hz | 8K@60Hz, 4K@120Hz, 1080p@240Hz |
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Additional Features
| Auto Switching | Optical & L/R Out, EDID | 2 Input Switching, EDID | Optical & L/R Out, EDID | Optical & L/R Out, EDID | Auto Switching | Optical & L/R Out, True Matrix |
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Audio Extraction
| ✘ | ✔ | ✘ | ✔ | ✔ | ✘ | ✔ |