Pro-Ject Audio - Media Box S - Player for SD and USB Music - Blk Supported audio formats: MP3, WMA, AAC,data rate &gt; 384kbps, VBR support Digital output: SPDIF coaxial (RCA) Analogue output: very low noise (100 dB) DAC: 24/96 upsampling, ultra low Jitter SD input: up to 32 GB