Motorola OEM Single Ear-bud Wired Cell Phone Headset SYN1471A SYN1471B for cell phone OEM handsfree to guarantee reliable and high-quality sound for both phone calls or music play. This small light convenient unit has an in-line microphone and simple user button allows for fast control of audio functions. Convenient microphone on the lead so that you can manage your calls easily. The earbud hands-free kit adds safety convenience and privacy to your cellular experience. Plug directly into the phone. Compatible with phones that use a mini-usb headset port.