The BlackBerry Premium Stereo Headset offers exceptionally clear sound quality. Make phone calls or get the most out of your music and multimedia. The intuitive single-button control is designed to allow you to easily navigate through playlists or answer, end or mute calls. If you're going totally hands free, use the voice activation. For superior comfort, the ear gels are offered in three sizes, while the tangle-resistant cord makes the BlackBerry Premium Stereo Headset that much easier to use on the go.