Skullcandy App: The Skullcandy App makes Personal Sound with Crusher ANC possible. Easily pair your headphones to the app to set up your Personal Sound profile. Personal Sound: The Skullcandy App analyzes your hearing and perfectly tunes Crusher ANC to your unique sound profile, allowing you to hear parts of your music you didn’t know you were missing and to hear the parts you love even more vividly.
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