Tape recorder, tuner/radio, compact disc player, VCD player, DVD player,laserdisc player, kabel audio, microphone, pesawat telepon, pesawat televisi, pesawat computer, diskette, alat­alat potret, alat-alat optik, pesawat penggerak otornatis, mesin-mesin bicara, kas register, pesawat video, antenna parabola, booster, ballast, transformer, disk optic, bel pintu listrik, mesin teleks, audio mixer, professional dan home power amplifier, sound processor (compressor/limiter, active crossover, equalizer, echo, delay, flanger), efek alat musik, amplifier alat musik, asesoris musik, speaker system (untuk band, lapangan, studio, rumah), fitting listrik, kombinasi fiting listrik, peralatan rekaman audio dan video, digital audio converter, digital audio interface, power supply, switch dan konektor audio, switch dan konektor listrik, lighting system, earphone, headphone