Porta Pro® Wireless
The Koss Porta Pro® Wireless takes the legendary sound and the iconic design of the classic Koss Porta Pro® headphones wireless with Bluetooth® 4.1.
Koss Porta Pro Wireless on Massdrop for $74.99 : r/headphones
KOSS Bluetooth-enabled Dynamic Open HeadphonekoSS Porta Pro Wireless Black
The Koss Porta Pro® Communication Headset features a flexible, hands-free microphone and connects to devices through a simple 3.5mm TRRS plug.
Porta Pro® Communication Headsets - Koss Stereophones
Porta Pro® On Ear Headphones - Koss Stereophones
Koss Porta Pro Wireless review: a classic mistake - The Verge
Koss Porta Pro Wireless Bluetooth Headphones Unboxing – Koss Stereophones
Koss Porta Pro Wireless Bluetooth On-Ear Headphones, in-Line Microphone, Volume Control and Touch Remote, Adjustable Headband with Multi-Pivoting Ear Plates, Black : : Electronics
: Electronics
Koss Porta Pro On Ear Headphones with Case, Black / Silver
KOSS Bluetooth-enabled Dynamic Open HeadphonekoSS Porta Pro Wireless Black
Porta Pro® On Ear Headphones - Koss Stereophones
Koss Porta Pro Wireless review: a classic mistake - The Verge
Fully Wireless Koss Portapro Mod : r/headphones