This 3.5mm HDMI Digital to Analog Coaxial ARC Audio Extractor Converter Adapter is a black device designed to convert HDMI digital audio to 3.5mm analog audio for connection to older audio systems. The adapter is compact in size and features a HDMI connector on one side and a 3.5mm jack on the other, making it easy to connect to various audio devices. Ideal for enhancing your sound system setup, this ARC audio adapter allows you to enjoy high-quality audio output from modern HDMI sources.