These items don’t go together, its just a Bundle of both items you get. The Google Chromecast Google TV Media Streamer and Apple Gigabit Ethernet Adapter is a white streaming media player and adapter unit that offers Dolby Digital surround sound, 4K resolution at 60 Hz, and HDMI connectivity. With voice control features and the Android operating system, this device allows you to easily stream your favorite media content from both Google and Apple. The unit is a reliable and high-quality addition to your home entertainment setup.