Classification Information
Loudspeakers; Computer keypads; Earphones and headphones; Protective helmets; Riding helmets; Snow goggles; Sports training eyeglasses; Telephone headsets
Electrical and Scientific ApparatusLoudspeakers; Computer keypads; Earphones and headphones; Protective helmets; Riding helmets; Snow goggles; Sports training eyeglasses; Telephone headsets
Electrical and Scientific Apparatus