Enhance the convenience of your BlackBerry® smartphone with this lightweight and compact Stereo Headset.Cut back wind and background noise for a higher-quality stereophonic audio experience. Make phone calls clearly and easily. Listen to your music, watch videos, play games. Simple, one-touch control lets you answer, end or mute phone calls, and play or pause your music, quickly and easily. The 2.5 mm jack is specially made for your BlackBerry smartphone. Make calls or listen to audio files on your BlackBerry smartphone Convenient one-button control for phone calls and music, 2.5 mm headset jack, Compact, lightweight design.