2669 Direct Stream Digital Interchange File Format Audio Direct Stream Digital is a digital audio format which uses pulse-density modulation at more than 64 times the sampling rate of CD Audio. Two formats associated with the file format are DSD Stream File (DSF) and DSD Interchange File Format (DFF). Direct Stream Digital (DSD) is a trademark used by Sony and Philips. 220 The Church of Jesus Christ of Latter-Day Saints / The Church of Jesus Christ of Latter-Day Saints 06 Feb 2023 06 Feb 2023 fmt/1818 PUID dff File extension 2158 Direct Stream Digital Interchange File Format BOF Absolute from beginning of file, magic bytes:FRM8{8}DSD FVER 1 Absolute from BOF 0 0 46524D38{8}4453442046564552