Clocks; Alarm clocks; Atomic clocks; Chronographs as watches; Clocks and watches, electric; Clocks incorporating radios; Desk clocks; Master clocks; Small clocks; Wall clocks

Audio-video receivers; Blank video cassettes; Compact disc players; Digital music downloadable from the Internet; Digital photo frames; DVD players; Frames for photographic transparencies; Liquid crystal displays; Personal stereos; Portable media players

computer software used in sound enhancement of audio material in audio tapes, video tapes, game cartridges, compacts discs and cinematographic films