Ключевые слова: acoustic, antique, arts, background, bass, black, blues, classic, classical, close, closeup, composer, concert, entertainment, event, flat, frontal, harmony, hymnal, instrument, jazz, key, keyboard, keys, learning, listening, macro, melody, music, musical, note, octave, organ, performance, performing, pianist, piano, pipe, play, popular, shiny, singing, sound, studio, theatrical, up, view, volume, white,