Astell & Kern AK Jr. Hi-Res Music Player 64GB Astell&Kern AK Jr 64GB Hi-Resolution Music Player and DAC - Micro USB Cable - Set of Screen Protectors - Astell&Kern 1 Year Limited Warranty Body Material: Aluminum Display: 3.1" WQVGA (240 x 400) Touchscreen Supported Audio Formats: WAV, FLAC, WMA, MP3, OGG, APE(Normal, High, Fast), AAC, ALAC, AIFF, DFF, DSF Sample rate: FLAC, WAV, ALAC, AIFF: 8kHz - 192kHz (8/16/24bits per Sample)/ DSD: DSD64 (1bit 2.8MHz), Stereo (DSD to PCM)