Koss Porta Pro Utility On-Ear Headphones, Detachable Interchangeable Cord System, Collapsible Design, Stealth Grey : Electronics

Koss Porta Pro Black On-Ear Headphones, Retro Style, Collapsible Design, Case Included, Black : Electronics

Wireless Bluetooth On-Ear Headphones, Bluetooth 4.1 with apt-X 12+ Hour Battery Life (recharageable), Oxygen free copper voice coils and dynamic

Koss Porta Pro Wireless Bluetooth On-Ear Headphones, in-Line Microphone, Volume Control and Touch Remote, Adjustable Headband with Multi-Pivoting Ear

Koss Porta Pro Utility On-Ear Headphones, Detachable Interchangeable Cord System, Collapsible Design, Stealth Grey : Electronics

Koss Porta Pro with Microphone and Remote On-Ear Headphones, in-Line Microphone and Touch Remote Control, Collapsible Design, Wired with 3.5mm Plug, Black and Silver : Electronics

Since John C. Koss in 1958 the first legendary stereo headphones SP/3 on the market, were Koss headphones designed to the fascination of live and studio recordings almost without loss. The precision of the sound playback appreciate music lovers all over the world as the sound of Koss.This text is machine translated.

Koss Porta Pro with Microphone and Remote On-Ear Headphones, In-Line Microphone

Koss Utility Cord Lightning Cable, Works Utility Series System, in-Line Microphone and Remote, Mfi Certified, Black : Electronics

Koss Porta Pro Classic On-Ear Headphones, Retro Style, 3.5mm Wired Plug, Durable, Black/Silver : Electronics

Be Heard - Be heard clearly at home or in the office with the electret microphone Simple Connection - Easily connects the Porta Pro Communication

Koss Porta Pro Double-Sided On-Ear Communication Headset, Flexible, Hands-Free Electret Microphone, Collapsible Design, Wired 3.5mm TRRS Plug, Black

Koss KPH40 Utility On-Ear Headphones, Detachable Interchangeable Cord System, Retro Style, Ultra Lightweight Design (Rhythm Beige) : Electronics

Koss Porta Pro Black On-Ear Headphones, Retro Style, Collapsible Design, Case Included, Black : Electronics

The Porta Pro® Utility Series On-Ear Headphone is an all-new way to experience the Sound of Koss®.

Porta Pro® Utility

Open-Back, On-Ear Design, Retro Look Comfort Zone - Adjustable Temporal Pads Audiophile Sound Performance Collapsible Design for Compact Storage Carry

Koss Porta Pro Utility On-Ear Headphones, Detachable Interchangeable Cord System, Collapsible Design, Stealth Grey