Get ready to experience the patented, skull-thumping power of Skullcandy Crusher Bass - now combined with the ultimate audio customization 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. The Crusher Evo will provide over 40 hours of playback time on a single charge! Don't worry the Crusher Evo feature Rapid which means a quick 10 minute charge gets you 4 hours of playback time! Along with the adjustable Bass the Crusher Evo feature full music controls including voice activation (Siri/Hey Google). The built in microphone make these headphones a great option while in the office on or on the go. A 3.5mm Aux cable, type C Charging Cable, and protective travel bag are included.