Astell & Kern AK HC4 review: does fourth-gen DAC bring the finesse?
TechAudioAstell & Kern AK HC4 review: does fourth-gen DAC bring the finesse?A&K’s fourth-gen portable headphone DAC gets everything right – except for one specific thingWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works.(Image credit: Future)T3 VerdictIn quite a few ways, the AK HC4 is approaching ideal – certainly it’s a far better source of sound than your unassisted smartphone. But its treble response seems to belong to a different product entirely....