Sony SRSXB31

With EXTRA BASS, party lights, speakers that replicate the sound of live music and fun features to get the party going, you can feel like you're at a festival, anywhere and at any time. See for yourself how the SRSXB31 gives you the feeling of being there. All you have to do is bring your friends. Hear your music in a whole new way with LIVE SOUND mode. Bring your party to life with a unique three-dimensional sound experience creating festival vibes wherever you go. Enjoy the same song with Wireless Party Chain. Connect up to 100 wireless speakers with BLUETOOTH technology and the music and lights sync up so everyone dances to the same beat.