Denon DN-F300 Professional Rack Mount SD/SDHC Audio Player Compact, single rack-space design conserves valuable rack real estate Plays uncompressed CD-quality WAV (44.1 kHz) and MP3 files Plays back from both SD/SDHC cards and external USB connected media (HDD or Flash drives) &#177;20% Pitch / Tempo Control Control via front panel or compact, wearable RC-1135 IR remote (included)