3D spectacles; Acoustic amplifiers; Audio-video receivers; Battery chargers; Cabinets for loudspeakers; CD players; Diving suits; Dynamometers; Eyeglass frames; Flowmeters; Frequency meters; Headphones; Life vests; Loudspeakers; Magnetic cores; Magnifying glasses; Megaphones; Microphones; Microscopes; MP3 players; Portable media players; Rechargeable batteries; Solar batteries; Solar panels for the production of electricity; Sound amplifiers; Sunglasses; Tool measuring instruments