Earphones; Headphones; Smartphones; Walkie-talkies; Bone conduction earphones; Cabinets for loudspeakers; Computer peripheral devices; Cordless telephone apparatuses; Earpieces for remote communication; Internal modems; Music headphones; Noise cancelling headphones; Portable media players; Sound transmitting apparatus; Stereo headphones; Transmitters of electronic signals; Vibration dampeners for electronic audio equipment; Wireless telephones