Astell & Kern A&ultima SP4000 Copper Limited Edition Portable High-Resolution Digital Audio Player for tv You have to hear it

You have to hear it to know what you’ve been missing

Start your DJ journey with HDJ-CUE1 headphones

we have circumvented these issues by working with world-renowned driver manufacturers to customize our own balanced armature drivers

5 mm (shared with PO port)

Astell & Kern A&ultima SP4000 Copper Limited Edition Portable High-Resolution Digital Audio Player for tv You have to hear itLimited Edition Copper The A&ultima SP4000 Copper Limited Edition goes beyond a high end portable audio player. It represents the culmination of Astell&Kerns expertise in material engineering, precision manufacturing, and refined analog sound design. SP4000 Copper is the brands most definitive answer to a single question: how far can we go in the pursuit of the ultimate sound? Copper is theoretically one of the most ideal materials for audio, yet