The CORSAHD 8K@60Hz 4K@120Hz HDMI2.1 Switch 4 in 1 Out with Audio Extractor is a versatile device that allows you to easily switch between four different HDMI sources and extract audio from them. With HDMI 2.1 and HDMI 2.0 connectors, this switch is compatible with a variety of devices and offers high-quality audio extraction. The sleek black design and Chinese origin make it a stylish and reliable addition to your TV and home audio setup.