Originally Posted by
DarkSideMoon
I have used my David Clamps for like a decade. I don’t buy that the ANR actually protects your hearing so I prefer PNR and after this many years they’re pretty much form fitting to my head.
F=MA, they work just in the exact opposite way an amplifier works, to each their own.
regardless, A-20s are awesome. I’ve had mine for four years now and love em.