With the DJX-100 Light-Up Speaker, the party goes with you! Use Bluetooth to connect this speaker to your devices and stream music on the move. It has amazing 100W bass reflex in both of its subwoofers, which are surrounded by colour-reactive RGB lighting. This speaker comes with a mic with echo effect for karaoke. And, with a USB rechargeable li-ion battery, its fully portable and offers up to 5 hours play time, making it the perfect party speaker! | iDance DJX-100 Light-Up Bluetooth Party Speaker