The Koss Headphones BT221i Wireless Bluetooth® Ear Clips features 6+ hours of battery life, in-line microphone + remote and on-ear design with pivoting ear clips.
Koss BT221i Wireless Bluetooth Ear Clips Features Video

The Koss Headphones BT221i Wireless Bluetooth® Ear Clips features 6+ hours of battery life, in-line microphone + remote and on-ear design with pivoting ear clips.
SHOP PORTA PRO UTILITY The acclaimed Koss Porta Pro continues to be one of the most popular headphones around the world and Porta Pro Utility takes things even further by adding the power of Koss... more
Whether you game on a Console, PC, Mobile Device or VR rig, audio is one of the most important elements of and immersive Gaming experience. The Koss GMR-540-A-ISO (closed-back) and GMR-545-A-AIR (o... more
(Milwaukee, Wisconsin) September 16, 2024 – Koss® Corporation (NASDAQ Symbol: KOSS), the U.S. based high-fidelity Stereophone manufacturer and creator of the world’s first SP3 Stereophone in 1958, ... more