Skullcandy Crusher Evo Wireless Bluetooth Headphones with Multi-Sensory Bass and Charging Cable is original, immersive, adjustable sensory bass. Your music and movies will come alive with a sound experience you can actually feel. Crusher bass is unlike anything you’ve ever heard before. With a whopping 40 hours of battery life, you can listen to crusher evo for days without charging. Plus, our rapid charge feature gives you 4 hours of listening on a quick 10-minute charge, just in case you run out. Convenient earcup controls you can answer or reject calls, adjust volume, skip forward or repeat tracks and most importantly, dial in the perfect amount of crusher bass without ever touching your phone.