Seamless Audio mission: Ensure flawless sound delivery from your ARC-enabled TV to various audio systems via optical, coaxial, or 3.5mm outputs. Connect to HDMI with ARC support and switch the adapter to ON for optimal performance. Compatible HDMI cable required. Effortless Setup: This plug-and-play HDMI ARC audio extractor requires no additional software or drivers. Supports CEC function and requires audio output settings to PCM or LPCM. Adjust volume through your connected audio device for best results. High-Quality Sound: Supports a wide range of sampling rates including 32, 44.1, 48, 96, and 192 KHz, ensuring high-fidelity sound in 24-bit SPDIF format across both channels. Ideal for audiophiles seeking pristine audio. Advanced 5.1 Channel Support: This adapter outputs rich 5.1 channel audio through optical or coaxial interfaces. Ensure your TV's optical port is set to source output for uncompressed audio compatibility. Experience dynamic surround sound for an immersive audio experience. Universal Compatibility: Works seamlessly with ARC-enabled HDTVs from brands including Sony, Samsung, LG, and more, as well as devices with optical, coaxial, RCA, or 3.5mm connections. Note: Incompatible with PCM decoding, Dolby AC3, and Dolby Digital Plus. Set audio output to PCM/LPCM. Color: Black Material: Metal + Plastic Package Contents: 1 x Adapter 1 x USB Cable Only the above package contents are included. Other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. Measurement tolerance is +/- 1–3 cm.