Advanced 2.4 GHz FHSS wireless technology for crystal clear digital stereo up to 100 feet away. 3 Speaker array system with bass cavity. Built-In remote control system. Charges iPod while docked to the iBall. LCD illuminates time/volume/bass/treble/signal strenght/input. selection/play/pause/status/battery power. Runs 6-8 hours on rechargable battery. Includes Ac adapter and 7 iPod® adapters. 10.3 Lbs
;)