Skullcandy Crusher Headphones with Built-in Amplifier and Mic, Red Experience the music the way it was meant to be heard, this Crusher transforms your audio experiences into a tactile sensation. Create extremely smooth sound with powerful bass and Control your device with our one button mic/remote. Designed specific call to fi t the shape of your head and ears to create an unparalleled comfort during encore playlists with the headphone resting comfortably over your ear creating a perfect seal. Stash and run, Store your assets in style with our satin travel bag. Connectivity Technology: Wired