Stereo Earbud Headset With FM Radio. A headset, powered by the phone's battery, that turns your phone into a stereo FM radio. Use the phone's navigation key to change stations. Store and recall your top nine favorite stations using the phone's keypad. Radio automatically mutes for an incoming call and resumes playing when the call has ended. Simply press the button on the headset and start talking. No need to remove the headset or touch the phone.