MARTHA ARGERICH Chopin Complete Recordings on Deutsche Grammophon. still factory sealed 5 CD + 1 Pure Audio Blu-ray Disc box set edition from 2021. Blu-ray disc in 24-bit / 192 kHz Stereo, 24-bit / 96 kHz 5.1 Surround and 24-bit / 48 kHz Dolby Atmos.
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