Use Code: HOLIDAY15 to Save 15% + Free Shipping to anywhere in the USA
International Shipping to Most Countries and Regions
Become a Koss Insider and Save 15% On Your First Purchase!

Supply Chain

Tools and information to help you get the most out of your Koss products.
Contact Us:

Supplier Code of Conduct
View Koss Supplier Code of Conduct (PDF)

Conflict Minerals Disclosure and Report
2023 (PDF)


Supplier Partnership and Compliance Program (Word Doc.)

Become a Koss Insider

Be the first to hear about exclusive offers, new products & more.
Plus get 15% off your first order on Koss.com
/( mm / dd )

15% discount not applicable for sale products. Discount valid only for new email subscribers in the United States and Canada. One promo code per order. Privacy Policy