Earphone device integrated with microphone
Earphone fittable to both ears by hanging
Earphone for an RF transmitting device
Earphone for sound reproduction
Earphone having variable duct unit
Earphone jack
Earphone radio receiver
Earphone set
Earphone set
Earphone set with detachable speakers or subwoofers
Earphone spacer
Earphone spacer with electronically variable sound level
Earphone structure with a composite sound field
Earphone structure with a composite sound field
Earphone wire winding box with coaxial and dual wheels
Earphone with adjustable headband with progressively shallow det
Earphone without impulse noise and conductive hearing loss
Earphone without impulse noise and surrounding blockade
Earphone without impulse noise and surroundings blockade
Earphone-microphone system having double ear braces