3d spectacles; anti-glare glasses; batteries, electric; blank electronic storage media; ear plugs for divers; earbuds; ear pads for earphones; earphones; earphones for cellular telephones; encoded identification bracelets, magnetic; eyeglasses; eyeglass frames; headphones; lithium ion batteries; megaphones; microphones; mp3 players; multimedia projectors; music headphones; smartwatches; spectacles; sunglasses; usb cables; virtual reality headsets; wireless headsets for smartphones; wireless speakers; adapter cables for headphones; battery charge devices; battery chargers; computer memory devices; data processing apparatus; downloadable music files; downloadable computer software for application and database integration; ear pads for headphones; earphones and headphones for mobile phones; frames for spectacles and sunglasses; goggles for sports; headsets for mobile telephones; headsets for virtual reality games; horns for loudspeakers; loudspeakers; memory expansion modules; noise cancelling headphones; portable media players; protective glasses; spectacle cases; spectacle frames; sports glasses; stereo headphones.