Koss pro 4s: bought them for 30 USD Koss porta pro utility's: bought them for 25 USD Koss KSC75: 20 USD Koss UR40: 9 USD Koss TWS250I: 30 USD and some that I don't own: KPH30i: they go for around 20 USD KPH7 Wireless: 10 USD TWS150i: 22 USD PRO 4AAA: 30 USD ESP/950: 300 USD QZPRO: 18 USD BT330i: 19 USD UR42i: 13 USD ‎Koss Corporation : Model ‎Porta Pro Utility : Model Name ‎Porta Pro : Part Number ‎Porta Pro Utility : Special features ‎Microphone, USB connectivity : Mounting Hardware ‎Headband : Number of Items ‎1 : Microphone format ‎In-Line : Headphones Form Factor ‎On Ear : Batteries included ‎No : Batteries Required ‎No : Cable
ColdsnapBryan Verite, Aeolus, Clear, HD650, HD800, Porta Pro, KSC75, Mini O • Additional comment actions I was going to give the KSC35 for the gym, will probably still go with the wired version since I can plug it into my FiiO btr5..
In 1984 the acclaimed Porta Pro was released and set performance and comfort standards worldwide for decades to come. JCK/300 Kordless System In 1989 the JCK/300 Kordless Headphone system set the standard for infrared wireless headphones. Category Features House of Marley Positive Vibration Frequency Koss Porta Pro Wireless; DESIGN: weight: 212g: 57g: can be folded ✓ ✓ has an open-back design Koss Porta Pro Wireless. If you want even more modern-day convenience, then you’ll want to check out the Koss Porta Pro Wireless. The Wireless looks identical to the original without the cable. Instead, there is a short cable that fits behind the neck to connect each earpad. The Porta Pro Wireless features Bluetooth 4.1 with apt-X. The built B3URf. 168 183 504 883 133 615 663 449

koss porta pro wireless review