Watch below to learn how to pair your Koss BT540i Wireless Bluetooth® Headphones.
How to Pair Your Koss BT540i Wireless Bluetooth® Headphones
Blog posts
Top 5 Best Communication Headsets in 2025
Whether you're working from home, collaborating in a busy office environment, or taking your job on the road with a remote setup, one thing remains constant: clear and reliable communication is abs... more
"The Porta Pro headphones have an undeniable charm..." - Rolling Stone
Jonathan Zavaleta recently interviewed Shelby Hull, founder of WiredItGirls to talk about wired headphones writing "The Porta Pro headphones have an undeniable charm" - Jonathan Zavaleta (Rolling S... more
Headphone School: The World's First Koss SP/3 Stereophone That Started It All
In 1958, John C. Koss invented personal listening with the world’s first SP/3 Stereophone. Koss sought to replicate the excitement of a live musical performance and teamed up with engineer Martin L... more