OEM Nokia HS-45 Music Stereo Headset and AD-57 XpressMusic On/Off Audio Controller for E90 E51 5700 6110 5310 N76 N78 N81 N82 N95 N95(8GB) N96 Manage your music with the HS-45 and calls using the AD-57 audio controller Answer/end (ON/OFF) button on AD-57 XpressMusic adapter provides convenient, portable hands-free cellphone operation Ergonomic earpiece with soft comfort ring provides comfortable fit even over extended periods. Excellent audio quality enhances use of your phone for internal stereo FM radio or MP3 player, Compatible with Nokia Xpress Music, E90, E51, 5700, 6110, 5310, N76, N78, N81, N82, N95, N95(8GB), N96 and more