Founder's Day Sale
Enjoy 20% off with code: PRES20*
48 hours only!
* To take advantage of this offer visit http://www.koss.com and add qualifying Koss headphones and qualifying Koss accessories to your cart, proceed to checkout, enter promo code PRES20 and submit your order. Previous purchases are not eligible for this offer. Free shipping offer only applies to orders being shipped to United States addresses using the USPS Priority shipping option. Discount and free shipping are added at checkout when the following promotional code is entered at time of checkout: PRES20. Products excluded from this offer are: Porta Pro, BT190i, BT539i, KPH30i, GMR-545, GMR-540, BT540i, ESP950. Valid until February 22nd - February 24th 2018 11:59pm CST in the United States and Canada.
KOSS, KOSS and Design, PORTA PRO, THE SOUND OF KOSS and HEARING IS BELIEVING are Registered in U.S. Patent and Trademark Office and are trademarks of Koss Corporation in other countries.