Microphones; speakers; smart speakers; audio speakers; amplifiers; remote controls for audio or video products, namely, audio speakers, amplifiers, receivers, CD players, MP3 players, audio or video streaming devices, televisions, DVD players, or digital video recorders; loudspeaker systems; electrical power processors-, namely, power amplifiers; acoustical transducer systems for reproducing sound; home entertainment systems comprised of digital music players, digital music controllers, speakers, and amplifiers; audio and home theater equipment, namely, loudspeakers, audio speakers, amplifiers, remote controls, audio processors; computer hardware and recorded software sold as a component feature of digital personal assistant devices that enables Internet users to develop individual playlists that create personalized audio feeds, designate favorite audio content, make recommendation, and share audio content; computer hardware and recorded software sold as a component feature of digital personal assistant devices that enables Internet users to search for audio content and data across multiple platforms; computer hardware and recorded software sold as a component feature of digital personal assistant devices for creating and sharing playlists and song lists; computer hardware and recorded software sold as a component feature of digital personal assistant devices for reviewing and recommending songs, albums, artists, playlists and song lists; computer hardware and downloadable recorded software sold as a component feature of digital personal assistant devices for tracking and sharing favorite songs, albums, and artists; computer hardware and recorded software sold as a component feature of digital personal assistant devices for searching databases featuring audio and multimedia files