![Amazon.com: 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 Amazon.com: 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](https://m.media-amazon.com/images/I/51iKy3VZJqL._AC_SS450_.jpg)
Amazon.com: 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
![Wireless version of the classic Koss Porta Pro headphones could be on the way [Updated] | Ars Technica Wireless version of the classic Koss Porta Pro headphones could be on the way [Updated] | Ars Technica](https://cdn.arstechnica.net/wp-content/uploads/2018/04/koss-portapro-wireless-fcc-10-640x490.png)
Wireless version of the classic Koss Porta Pro headphones could be on the way [Updated] | Ars Technica
![Amazon.com: 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 Amazon.com: 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](https://m.media-amazon.com/images/I/51eL8U9VWaS._AC_SS450_.jpg)
Amazon.com: 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
![Koss Porta Pro Wireless Bluetooth On-Ear Headphones | 12+ Hour Battery | Integrated Microphone & Remote () - PCPartPicker Koss Porta Pro Wireless Bluetooth On-Ear Headphones | 12+ Hour Battery | Integrated Microphone & Remote () - PCPartPicker](https://images-na.ssl-images-amazon.com/images/I/414ZL-b2xUL.jpg)
Koss Porta Pro Wireless Bluetooth On-Ear Headphones | 12+ Hour Battery | Integrated Microphone & Remote () - PCPartPicker
![Wireless version of the classic Koss Porta Pro headphones could be on the way [Updated] | Ars Technica Wireless version of the classic Koss Porta Pro headphones could be on the way [Updated] | Ars Technica](https://cdn.arstechnica.net/wp-content/uploads/2018/04/koss-portapro-wireless-fcc-2-640x504.png)