With the DIGITUS HDMI eARC Converter/Splitter, two operating modes are possible: On the one hand, you can connect an HDMI 2.1 device (e.g. XBox X-Series, PS5) to a UHD television with the eARC Audio Extractor while continuing to use your AVR (Audio Video Receiver). The uncompressed 5.1/7.1 surround, ATMOS and DTS sound can be output to any standard HDMI input on your AVR via your TV's eARC or ARC port. On the other hand, with the audio split, you can