Astell & Kern Leather Case for A&ultima SP4000T Color:Olive External Dimensions: 5 in

External Dimensions: 5 in

Knowles & Sonion independent balanced armature NE5 is equipped with a Sonion 2300 series intermediate frequency driver and Knowless high frequency independent driver

0 Vrms Audio performance Frequency Response 10 to 80

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Connecting cable (balanced)

Astell & Kern Leather Case for A&ultima SP4000T Color:Olive External Dimensions: 5 inThe Perfect Fit and Superior Grip_Black The Black color case is crafted from soft cowhide by GRUPPO MASTROTTO, boasting a level of refinement befitting the prestige of the A&ultima SP4000T. In particular, the leather delivers an exceptionally soft touch, with a uniform surface quality and a distinctively vibrant Italian coloration that further elevates the SP4000T's appearance. Additionally, a standing mechanism on the back provides greater