＞"DSD-1" is the DSD sound player. ＞※ Super Audio CD music format is the same as the DSD. ＞※ It is currently only compatible with '.dsf' files. ＞Playback rate is the 352,800 Hz that is eight times of CD. ＞※ If 2,822,400 Hz recording rate. If 5,644,800 Hz recording rate, then playback rate is 705,600 Hz.