OREI BK-4927

Specifications

OREI  BK-4927  8K 4-port HDMI Switch 

The BK-4927 is a powerful 4x1 HDMI™ switcher designed to easily connect and control multiple media sources while delivering exceptional video and audio quality. It connects up to four HDMI™ sources to a single 8K or 4K display, making it ideal for home theaters, gaming setups, and professional AV systems.

This device supports video resolutions up to 8K@60Hz (4:2:0, 12-bit) and 4K@120Hz (4:4:4, 12-bit), ensuring ultra-sharp visuals with vibrant color detail. Built on HDMI™ 2.1 protocol and compliant with HDCP 2.3, the switch is future-ready and supports a video bandwidth of 48Gbps FRL and 18Gbps TMDS for smooth, uncompressed performance.

It supports HDR pass-through including HDR10+, Dolby Vision, and HLG. The audio de-embedding feature lets you route audio to a Non-ARC AV receiver, non-ARC soundbar, amp, or speaker system via HDMI™, SPDIF (Toslink), or 3.5mm output. It also includes support for Dolby Atmos, DTS:X, LPCM 7.1CH, and more for an immersive audio experience.

With both automatic and manual input switching, CEC control, and a compact build, the BK-4927 is a versatile and reliable centrepiece for any high-end AV setup.

The OREI BK-4927 is a high-performance 4x1 HDMI 2.1 switch that lets you connect four HDMI source devices to a single 8K or 4K display. Perfect for home theaters, gaming rooms, or AV setups, it supports resolutions up to 8K@60Hz (4:2:0) and 4K@120Hz (4:4:4) with full HDMI 2.1 and HDCP 2.3 compliance. Whether you're switching between a gaming console, streaming box, or Blu-ray player, you'll enjoy smooth, crystal-clear visuals with no lag or loss.

Built to handle today’s most demanding content, the BK-4927 offers 48Gbps FRL and 18Gbps TMDS bandwidth, ensuring fast and stable transmission of uncompressed 8K and 4K video. It supports HDR10, HDR10+, Dolby Vision, and HLG, preserving rich contrast and lifelike colors. Ideal for movie lovers and gamers alike, this Dolby Vision HDMI switch ensures your display gets the best possible signal.

This HDMI switch doubles as an audio hub, with audio de-embedding support through SPDIF (optical), 3.5mm analog, and a dedicated HDMI audio-only output. Use it to send sound to non-ARC AV receivers, external speakers, or headphones without needing additional gear. It supports Dolby Atmos, DTS:X, LPCM 7.1, and other high-end formats. With eARC compatibility, you can return TV audio directly to soundbars like Sonos ARC for immersive sound.

Enjoy auto or manual input switching depending on your preference. When a connected source powers on, the switch can automatically change inputs—or you can use the front panel or remote for manual control. CEC support allows you to use your TV’s remote for volume and input selection. The compact, plug-and-play design makes it an ideal choice for clean, professional setups in both residential and commercial spaces.

Key Features:

• Connect 4 HDMI™ Sources to 1 Output – Easily switch between four devices on a single 8K or 4K display.

• Resolutions up to 8K@60Hz and 4K@120Hz – Delivers stunning ultra-high-definition visuals.
• HDMI™ 2.1 & HDCP 2.3 Compliant – Ensures compatibility with the latest HDMI™ standards and protected content.
• 48Gbps FRL and 18Gbps TMDS Bandwidth – Enables smooth transmission of high-bitrate video signals.
• HDR Pass-through – Compatible with HDR, HDR10, HDR10+, Dolby Vision, and HLG for enhanced contrast and color.
• Audio De-embedding – Extracts audio to Non-ARC AV Receivers, Non-ARC soundbars, amps, headphones, or speakers via HDMI™, SPDIF (Toslink), or 3.5mm analog output.
• Audio Format Support – Includes Dolby Atmos, DTS:X, DTS-HD Master Audio, Dolby TrueHD, and LPCM 7.1CH.
• TV eARC & HDMI™ Audio-Only Output – Allows audio return from TV and dedicated audio transmission.
• Auto & Manual Input Switching – Conveniently switch sources automatically or via manual control.
• CEC Control – Enables input and volume control through the TV’s remote.
• Compact Design – Ideal for both high-end home theaters and commercial AV applications

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