97571936
Aug 30, 2022
Earbuds; Headphones; Downloadable computer programs for selecting of sound frequencies and sound source directions and amplification and attenuation thereof; All the foregoing excluding usage in the fields of social and business events, activities, travel and electronic business transactions services; Recorded software for selecting of sound frequencies, sound source directions and amplification and attenuation thereof; Wireless speakers
Electrical and Scientific Apparatus