Astell & Kern AK HC4 Portable USB DAC/Amp (Open Box) free case Signal to Noise ratio (SNR):

Signal to Noise ratio (SNR): 114

A deep black grill with intricate carvings completes the look

Exquisite Craftsmanship

the pole piece and the yoke narrower than with common products

offering higher precision and density

Astell & Kern AK HC4 Portable USB DAC/Amp (Open Box) free case Signal to Noise ratio (SNR):Hi Fi Sound on the Move, AK HC4 Astell&Kern offers a Hi Fi USB DAC cable product range for a true Hi Fi experience on smartphones and PCs. The Hi Fi sound provided by Astell&Kern's design, which was completed in a small size, has won praise from countless audiophiles and media. The AK HC4 continues the advantages of its highly acclaimed predecessors, delivering even more perfected sound in various usage scenarios through advanced design. Featuring