Ключевые слова: adjust, amplifier, audio, black, change, close, closeup, control, electrical, electronic, entertainment, equipment, flash, glass, guitar, horizontal, indicator, lamp, level, light, loud, metal, music, nobody, on, panel, photo, plastic, power, red, retro, rock, round, settings, sound, stereo, studio, switch, toggle switch, treble, tumbler, tuner, turn, up, vintage, white,