Astell & Kern PD20 High-Resolution Digital Audio Player

Exceptional sound quality, meticulous customization, and personalized audio tuning come together in the PD20 High-Resolution Digital Audio Player from Astell & Kern to deliver mobile music that's truly your own. Through a hearing test, a Personal Sound profile is created for a signature sound tailored to your own hearing. You can further refine this with the physical Sound Master Wheel, real-time switching between three amps, and a host of advanced processing and customization options. It's all powered by an ES9027PRO quad-DAC configuration and Astell & Kern's TERATON ALPHA octa-core processor.