Koss PRO 4S Closed Over-Ears for $100 [MD]

Diary Air(e) time now! Fully unlocked at Massdrop is the new condition Koss Pro4S Closed Over-Ears for $100 with free US shipping for the next three and change days, shipped by Massdrop in late January 2018. All sales are final still…

They come with the Koss lifetime warranty as Koss and Massdrop are partners, and have some of the Massdrop in-stock exclusives as well.