Nokia Boom Microphone Headset HDB-4 2270/ 2285/ 3100/ 3200/ 3300/ 3570/ 3585/ 3585i/ 3586i/ 3587i/ 3588i/ 35989i/ 5100/ 6100/ 6200/ 6225/ 6230/ 6560/ 6585/ 6610/ 6800/ 6820/ 7210/ 7250i Connects directly to the phone for handsfree operation. Convenient answer/end button. Modern over-the-ear design. Small, lightweight and stylish. Excellent audio quality.