Astell & Kern A&ultima SP4000 Portable High-Resolution Digital Audio Player Color:Black Sleeve: GND Maximum output Balanced

Sleeve: GND Maximum output Balanced 700mW + 700mW (into 32Ω) Unbalanced 500mW + 500mW (into 32Ω×1)

(Coming Soon)

All elements are industry-leading representatives of its kind – combined in a bus-powered mobile interface

The soft earpads and headband padding provide support that reduces fatigue and with up to 45 hours of audio playback

The Chu II offers an immersive listening experience with its clear and detailed sound reproduction

Astell & Kern A&ultima SP4000 Portable High-Resolution Digital Audio Player Color:Black Sleeve: GND Maximum output BalancedSP4000 Built on Legacy, Evolving Perfection The A&ultima SP4000 is Astell&Kern's newest flagship digital audio player, the result of three years of relentless research and innovation following the development of the SP3000. As part of the A&ultima series Astell&Kern's flagship lineup combining cutting edge technology and top tier specifications the SP4000 surpasses the boundaries set by the SP3000, once regarded as the ultimate reference. Built upon