Cayin Portable Audio Gear Explained | Audiophile Tech Tips Moon Audio / Nov 23rd 2022 Sold out Sold out Sold out This week on Drew's Audiophile Tech Tips... Last week, Drew introduced Cayin's desktop gear and this week he's discussing their portable gear: a DAP, headphone amp and USB DAC. What do you think of Cayin so far? Let us know in the comments below!