98228806
Oct 18, 2023
Headphones; earbuds; computer software feature, sold as an integrated component of headphones, for use in tuning headphones; downloadable computer software for use in tuning headphones; downloadable software in the nature of a mobile application for use in operating and tuning headphones or earbuds; downloadable software in the nature of a mobile application for use with electronic musical instruments and recorded music, instrument sounds, and other audio content
Electrical and Scientific Apparatus