Megaphones; Apparatus for speech recording and replaying; Apparatus for the recording, transmission and reproduction of sound and images; Audio amplifiers; Audio cassette players; Audio cassette recorders; Audio cassette and CD players; Audio dubbing apparatus; Audio equipment for vehicles, namely, loud speakers for automotive audio systems; Audio headphones; Audio speaker enclosures; Audio speakers; Audio tape recorders; Audio and video cassette recorders; Digital voice recorders; Headphones...