FiiO K9-AKM is a World-class Headphone Amp & DAC. It is among the best I have heard. Seriously good.
--------------------------------------------
Author: Old Guy Hifi; From: YouTube
Head over to the original YouTube channel: >> Click here
ꄘViews：0
--------------------------------------------
Author: Old Guy Hifi; From: YouTube
Head over to the original YouTube channel: >> Click here
