... memory; 3.perfect sound quality; 4.usb,rechagreable batter Light Dance Wireless Bluetooth Speaker 2012 Features:1.2012 newest patented product ... players (digital music players, mobile phones, etc.) via a Bluetooth connection. You can listen to music stored on Bluetooth music players ... through the speakers of i robot. And which can dance with music automatically.Make Music Alive,Make Life Alive! ...