Adapter plugs; Aerial amplifiers; Antennas for radio, for television; Apparatus and instruments for weighing; Apparatus for recording, transmission, processing and reproduction of sound, images or data; Audio-frequency transformers; Audio-receivers and video-receivers; Audio-video receivers; Audio amplifiers; Audio cables; Audio dubbing apparatus; Audio electronic components, namely, surround sound systems; Audio headphones; Audio speaker enclosures; Audio speakers; Audio and video cassette r...