Antena TV, antena parabola, receiver parabola, soundsystems antara lain : amplifier, box loudspeaker, loudspeaker, equalizer, alat pengeras suara, cassette tape recorder/tape deck, mikrophone, pesawat televisi, radio, power amplifier radio, tuner radio, setrikaan listrik, peralatan telepon, alat penerimaan telepon, compact disk (audio, video), compact disk (hanya membaca memori), compact disk tuner, alat interkom, alat penerima audio dan video/video player, alat perekam suara, laser disk (audio, video), pita video, perekam video, antena radio