Lindy HDMI 4K30 audio-extractor

The Lindy HDMI 4K Audio Extractor extracts audio from an HDMI source and sends video to a 4K display or projector. It provides digital audio outputs via Optical and HDMI and analogue output via L/R and a 3.5 mm jack, enabling connection to AV receivers, sound bars or 2-channel speaker setups. The unit supports 4096x2160@30Hz video, HDCP 1.4 and CEC pass-through, making it compatible with set-top boxes, game consoles and Blu-ray players.

Advantages

This audio extractor delivers simultaneous digital and analogue outputs, supports multi-channel formats including DTS: HD and Dolby Digital 5.1, and includes CEC pass-through for remote control of source devices. It can be USB-powered from a source or display, offers an EDID audio source switch for compatibility control, and has a compact, unobtrusive design suitable for home or commercial AV installations.

Key specifications

• Video support: up to 4096x2160 @ 30Hz
• HDCP: 1.4
• CEC: pass-through supported
• Digital audio outputs: HDMI and Optical (TOSLINK)
• Analogue audio outputs: L/R RCA and 3.5 mm jack
• Multi-channel audio: supports DTS: HD and Dolby Digital 5.1
• Power: USB-powered (from source or display)
• EDID: selectable audio EDID source switch

How to use

Connect the HDMI source to the extractor’s HDMI input and connect the HDMI output to a 4K display or projector. Use the Optical or HDMI output to feed a digital audio device, or connect analogue L/R RCA or the 3.5 mm jack to a stereo amplifier or speakers. Select the desired audio EDID using the onboard switch to ensure proper audio format negotiation. If available, power the extractor via the USB port on the source device or display; otherwise use a compatible USB power adapter.

Recommendations

For best results, use high-quality HDMI cables that support 4K@30Hz and ensure connected audio devices support the intended multi-channel formats. Verify HDCP compatibility with source devices if playback of protected content is required. Place the extractor near connected devices to simplify cable routing and hide it out of sight if a discreet installation is preferred.