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GKEAPZA HDMI 2.0 Audio Extractor Review: Simple 4K audio extraction for TVs and soundbars

HDMI 2.0 Audio Extractor - 4K HDMI to Optical & 3.5mm AUX Stereo RCA L/R Audio Converter with Volume Control & HDCP 2.2 Support
4.8
[4K@60Hz Ultra HD]  4Kx2K@60Hz with RGB/YUV 4:4:4; HDR10 support for vivid images.
[Extracts Digital Audio]  Optical (SPDIF) and 3.5mm/LR outputs deliver 5.1 surround and stereo audio simultaneously.
[Wide Codec Compatibility]  Supports AC-3, DTS, DTS-HD, Dolby TrueHD, DSD and LPCM7.1 audio formats.
[HDCP & HDR Ready]  HDCP 2.2/1.4 compliant with HDR10 for protected, high-dynamic-range content playback.
[Easy Plug-and-Play]  USB-powered, includes optical cable and user manual; volume knob controls analog output.
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An HDMI audio extractor that splits digital and analogue sound from 4K sources while keeping video passed to a display. Ideal for anyone fed up with TVs that lack useful audio outputs and who want clearer sound to a bar or headphones. Does the GKEAPZA HDMI 2.0 Audio Extractor deliver the flexibility and fidelity modern home cinema setups require?

⚡ At a Glance
  • Audio Extraction: Digital optical SPDIF plus analogue 3.5mm and RCA L/R outputs, supports 5.1CH on Spdif and 2.0CH on analogue
  • Best for: Home cinema owners, gamers and streamers wanting separate audio feeds for soundbar and headphones
  • Not ideal for: People who need a wireless or Bluetooth audio solution built into the unit

Extracts audio from HDMI to optical and analogue outputs while passing up to 4K@60Hz video. Supports HDR10 and HDCP 2.2/1.4 for compatibility with modern sources.


Separate surround and headphones, with optical SPDIF and analogue outputs

Digital audio is routed to the optical SPDIF output supporting up to 5.1 channels while analogue L/R and 3.5mm outputs provide stereo 2.0 channels. A physical volume knob controls analogue output level simultaneously.

Send multichannel sound to a soundbar via optical while feeding headphones or powered speakers from analogue outputs with independent volume control.

Reliable 4K video passthrough, with HDCP 2.2 and HDR10 support

HDMI 2.0 compatibility allows up to 4Kx2K@60Hz with support for RGB 4:4:4 and YUV formats, and handles HDCP 2.2 and 1.4 protected sources. HDR10 passthrough preserves expanded contrast and colour information at supported resolutions.

Maintain full-resolution video and HDR when connecting consoles, Blu-ray players or streaming boxes to a UHD TV while extracting audio separately.

Quick setup and flexible power, with plug-and-play USB or DC option

No drivers are required for operation; the package includes a USB power cable and an optical cable, and the unit can be powered from a USB port on the HDMI source or a DC 5V/1A adapter. Standard HDMI connectors handle input and output video signals.

Install in seconds and power from a nearby USB port or optional wall adapter for reliable, continuous operation without fiddly configuration.

✨ The 4 Key Reasons for GKEAPZA HDMI 2.0 Audio Extractor
  1. Volume Control - Precise analogue volume adjustment for headphones and speakers
  2. Compact Build - Small footprint fits media cabinets and travel bags easily
  3. Reliable 4K Pass-through - Maintains 4K@60Hz and HDR10 for modern consoles and UHD displays
  4. Wide Compatibility - Works with Blu-ray players, PS4, PS5, Xbox and PCs
📋 Technical Details at a Glance
  • Category: HDMI audio extractor
  • Brand: GKEAPZA
  • Video Resolution: Up to 4Kx2K@60Hz
  • Video Modes: Backward compatible with 4K@30Hz, 1080p 3D@60Hz, 1080i, 720p
  • Colour Formats: RGB 4:4:4, YUV 4:4:4, YUV 4:2:2
❓ Frequently Asked Questions

Q: Can the unit extract surround sound from HDMI sources?

A: Yes, the optical SPDIF output supports multichannel audio up to 5.1CH and accepts formats such as AC-3, DTS and Dolby TrueHD, while analogue outputs provide stereo 2.0.

Q: Will it pass 4K at 60Hz with HDR content?

A: Yes, video passthrough supports up to 4Kx2K@60Hz with RGB/YUV formats and HDR10, and is compatible with HDCP 2.2 and 1.4 protected sources.

Q: Is setup complicated and how is the unit powered?

A: Setup is plug-and-play with no drivers required; the unit includes a USB power cable and can be powered from an HDMI source USB port or a DC 5V/1A adapter.

🏆 Our Verdict

GKEAPZA HDMI 2.0 Audio Extractor is well suited to home cinema owners, gamers and anyone who needs separate digital and analogue audio from an HDMI source. Optical SPDIF and analogue outputs combined with 4K@60Hz and HDR10 passthrough make it simple to route sound to a soundbar and headphones simultaneously. Compact design, included cables and flexible power options deliver dependable long-term value for AV setups that need reliable audio extraction.