4K@60Hz HDMI Audio Extractor: HDMI input to Toslink SPDIF optical HDMI output and 3.5mm stereo audio output, allowing you to synchronize audio signal separation. (Tips: Toslink optical SPDIF and 3.5mm audio supports output separately to soundbar, amplifier, earphones and other audio receivers without connecting TV/monitor) Three EDID audio settings: HDMI audio converter has three types of TV audio mode, 2.0 CH and 5.1 CH. 3.5mm audio output supports 2.0H PCM LPCM stereo audio; SPDIF optical output supports 2.0 CV, 5.1 CH PCM inputs adjust HDMI source audio format to PCM/LPCM audio format.) Compatibility: 4K HDMI Audio Extractor Embedder is suitable for different HDMI source devices, such as Blu-ray/DVD/HD players, Fire TV, PS5, Xbox, PC/laptop, HD camera, HD DVR, etc. Due to the power supply each device can support, this is different and limited. For some devices with low-power HDMI ports (such as PS4, PS4 Slim and other Sony devices), we strongly recommend using a power supply. Package contents: 1 HDMI audio extractor converter, 1 USB power cable, 1 instruction manual (Portuguese language not guaranteed). Our products come with a one-year limited warranty. If you have any questions or concerns, please contact us directly by clicking "Sold by" and clicking "Ask a question". We respond within 24 hours.