Koss Porta Pro Headphones: Retro-Fantastic?
I can’t decide whether these Koss headphones are just simply retro or retro-futuristically cool. It’s probably up to your personal taste, but the Koss Porta Pro Headphones definitely aren’t your dad’s headphones. Nope, they’ve got all of the latest tech to make your music from your mobile devices and your laptop sound groovy.