The Astell&Kern A&ultima SP4000 is a high-end digital audio player for audiophiles, combining Octa audio architecture with Android OS for unmatched sound fidelity and smart functionality.

– Octa Audio Circuit Architecture: Dedicated AK4191 digital processor paired with AK4499EX DAC for each channel, delivering superior sound separation and clarity

– Full Android OS Integration: Access and install streaming apps directly from the Google Play Store, eliminating the need for sideloading

– High-Resolution Audio Support: Supports native playback of PCM files up to 32-bit/768kHz and DSD512, ensuring studio-quality sound

– Luxurious Build Quality: Crafted with 904L stainless steel and a PVD-coated ceramic back, offering both aesthetic appeal and durability

– Ample Storage Capacity: Comes with 256GB internal storage, expandable up to 1.5TB via microSD, accommodating extensive music libraries

Whether you’re a dedicated audiophile or a casual listener seeking the best, the A&ultima SP4000 sets a new benchmark in portable high-fidelity audio performance.