Black In-Ear Stereo Hands-Free Headset for Samsung T919 (Behold), i910 (Omnia), i907 (Epix), A767 Propel, T109, U650 (Sway), A837 Rugby, A237, T339, T229, M200, I325 Ace, I617 Blackjack 2, A747 SLM, M520, M510, R500 HUE, T729 Blast, T539 Beat, A517, A737, T439, T739, R300, R200, A827 Access [Retail Packaging] Stereo headset for listening to music or hands free talking You can use this handsfree whether you are walking or driving This handsfree can reduce the contact of harmful radiation from your phone and offer clear sound It comes with a collar clip, convenient and low profile. Light weight and easy to carry.