Get ready to experience the patented, skull-thumping power of Skullcandy Crusher Bass - now combined with the ultimate audio customisation of Personal Sound by Audiodo. You\\\'ve never heard your music and movies like this before. Because there\\\'s never been anything like this before. Adjustable Sensory Bass Personal Sound by Audiodo Wireless via Bluetooth 5 Up to 40 Hours of Battery Rapid Charge: 10 Minutes = 4 Hours Call, Track and Volume Control Activate Assistant Built-in Tile Finding Technology Flat-folding and Collapsible