This flexible stereo headset will work with phones and music players. The C220 has flexible behind the ear wearing style which gives you the freedom to enjoy the best in stereo sounds and at the touch of a button use you mobile phone. . The C220's combines high-quality mini speakers with Jabra's patented MiniGels to deliver superior stereo sound quality. The C220 is discreet and lightweight virtually disappears behind the ears. The C220 may automatically mute to receive incoming calls and resumes playing when you have finished, depending on your phone. It comes with an adaptor for use with music players. The in-line microphone gives excellent voice pick-up.