Nokia Music Headset HS-20, AD-41 High-quality stereo audio performance Music control and basic handsfree functionality in remote control unit Compatible also with 3rd party headphones Compatibility: N93 N92 N80 N72 N73 N71 E70 E61 E60 E50 5500 3250 Incorporates a remote control with a microphone and a 3.5mm adaptor