Ключевые слова: acoustic, amp, amplifier, amplify, antique, audio, background, bass, black, blues, board, business, buttons, cabinet, classic, closeup, communication, computer, control, deck, electric, equalization, equipment, input, key, keyboard, knob, letter, loud, loudspeaker, machine, metal, mixer, music, musical, old, overdrive, paper, radio, retro, sound, speaker, studio, technology, tone, treble, type, vintage, volume, writer,