US Patent 7356156 Wireless headset with rotatable speaker housing

In a headset (100, 200) for receiving infrared or radio signals and transforming them into an audio transmission in the audible range, the headset essentially comprises a base housing (101), one continuous or two individually guided supporting bands (102, 103) each with a miniature loudspeaker (300, 400) arranged at the end. The miniature loudspeaker has a loudspeaker body (305, 405) on the ear side, which loudspeaker body assumes a place in the auditory passage or surrounds the whole external ear. The loudspeaker body (305, 405) on the ear side is supported rotatably with respect to the supporting band (102, 103) or a joining part (301, 401).