Microsoft has released its Zune HD. It comes with a 3.3 inch touchscreen, HD radio, HD TV out – view 720p video on your HDTV (you will need a Zune HD AV dock which is sold separately), and Wifi which allows you to buy, stream, and update your music, download free games, and surf the web in any wi-fi hotspot and sync wirelessly to a PC. Zune HD is available now, ship worldwide at here. More pictures after the break.