Pono Music Portable Music Player, Black plays high-resolution music files and other formats better than any portable device.The experience is especially noticeable while listening for an extended time. Unlike lower resolution content that gets tiring and often unpleasant over time, high resolution music becomes more enjoyable the longer you listen. Ayre Acoustics DAC Supports FLAC, ALAC, WAV, AIFF, Unprotected AAC, DSD Lossless playback up to 192/24 bit 64GB internal memory