Works with either Wi-FI or wired Ethernet jack (RJ 45) Unit Dimensions - 11Features:Listen to over 16,000 AM or FM radios stations in pure digital sound over your home broadband network.Select stations by region, country, search by radio station name or over 50 genres such as Country, BBC, News, Talk, Classical, Rock, Polka etc.Wirelessly stream your music library from your PC or MAC or internet r