Samsung OEM Hands-free Stereo Soft-Gel Headset for Samsung R510 U740 A707 A717 A727 D806 D807 D900 i607 T329 T629 T809 A303 M610 M620 Crisp clear sound quality. On/Off button to quickly answer or end call. Enjoy sound in stereo. Comfortable, lightweight, and easy to carry. Great for walking and driving.