eARC 4K 120Hz Audio Extractor, Converter Soundbar ARC Support, HDCP 2.3 - Dolby Atmos, HDR10+, Dolby Digital/DTS Passthrough Dolby Vision for Sonos Bose Speakers, 3.5mm, Optical (BK-931)

Extract high-quality audio from your HDMI media or Smart TV via eARC Easily route audio from your Smart TV or HDMI source to a soundbar or AV receiver using HDMI or eARC pass-through; supports Dolby Atmos, Dolby TrueHD, DTS-HD Master Audio, and more. Automatic eARC detection enables smooth switching between TV apps and external devicesideal for Apple TV, Roku, PS5, Xbox Series X, Blu-ray players, and other HDMI setups requiring advanced audio output. 8K@60Hz & 4K@120Hz Ultra HD Support with HDMI 2.1 Supports full HDMI 2.1 bandwidth up to 48Gbps (FRL) and 18Gbps (TMDS), with resolutions up to 8K@60Hz and 4K@120Hz; compatible with HDR10+, Dolby Vision, VRR, ALLM, QMS, and SBTM for next-generation video performance. HDCP 2.3 and DVI compliant for smooth integration with modern devices. The unit includes a dual voltage supply with a US plug, and an adapter/converter is supplied for international use. Complete HDMI & eARC Audio Extractor Extract premium audio via HDMI, eARC, AMP, Optical, or Analog outputs; supports comprehensive audio formats including LPCM, Dolby Digital/Plus/EX, Dolby TrueHD, Dolby Atmos, DTS, DSD, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, and DTS:X. Optical output supports PCM 2.0CH, Dolby Digital, DTS 5.1CH; Analog output supports PCM 2.0CHperfect for connecting soundbars, receivers, and legacy audio systems. Important Incompatibility Notice Optical port supports up to 5.1 channels only and does not downmix 7.1 surround sound, which can result in audio loss when using 7.1 sources with 5.1 devices. Not compatible with earphones or audio systems lacking independent volume control, as the device has no integrated volume adjustment. Older HDMI sources (e.g., Xbox 360, PS3) might encounter audio issues. For correct operation, connect the OUT TV port to an eARC-compatible TV and the OUT Soundbar port to the soundbars audio input. Recommended HDMI Cable - High Quality Ultra HDMI 2.1 up to 10 Feet for 8K Resolution