Astell & Kern Leather Case for A&ultima SP4000 Color:Black hearing the space around each

hearing the space around each instrument and singer is so fun

but it does not affect the overall sound effect

will support more in the future USB TYPE C Two-way USB3

APE Insane:96kHz / 24bit(MAX)

Driver Spec : 10mm DLC (Single Dynamic Driver)

Astell & Kern Leather Case for A&ultima SP4000 Color:Black hearing the space around eachThe Perfect Fit and Superior Grip SP4000 Case Premium Leather Case The SP4000's case is made of high quality cow leather from GRUPPO MASTROTTO, and boasts a high level of craftmanship that matches the style of the A&ultima SP4000. The case is available in two colors: Black and khaki. It has a built in stand that enhances usability. The case wraps around the entire player, providing excellent protection and a superior grip with a perfect fit. Crafted