Skullcandy Crusher Evo Over-Ear Headphones, Wireless, Bluetooth, 40H Playtime, Bone Orange Glow Get ready to experience the patented, skull-crushing power of Crusher bass - now combined with the ultimate audio personalization of personal sound. You've never heard your music and movies like this before, because there's never been anything like it before. CRUSHER BASS: NOTHING COMPARES. Don't just hear your music, feel it with Crusher - the original, one and only immersive, adjustable bass experience. JUST FOR YOUR EARS. Personal Sound technology analyzes the hearing in your left and right ears, then automatically adjusts the sound to optimal levels for your specific hearing. HOURS OF POWER. Crusher Evo is designed with a full 40-hour battery life. Whenever you run out, quick charging gives you 4 hours of listening time from a quick, 10-minute charge. Features: Fast charging: 10 min = 4 hours Compatibility with Skullcandy apps Stay-Aware mode Automatic connection Bluetooth® v5.0 Foldable and flip-up design Personal Sound by Mimi® Adjustable Crusher sensory bass Call, song and volume control Built-in Tile™ location technology Foldable and flip-up design