To download your Koss Headphone Compliance and Documentation click your product(s) below:

For additional questions please contact Koss Customer Support:
Phone: 1-800-USA-KOSS (1-800-872-5677)
Email: customersupport@koss.com
Outside USA and Canada Email: customersupport-intl@koss.com

KPH7 Wireless 
Download CE Declaration of Conformity
Download Legal Information

KPH30 Wireless
Download CE Declaration of Conformity
Download Legal Information

Porta Pro Wireless 
Download CE Declaration of Conformity
Download Legal Information

BT115i 
Download CE Declaration of Conformity
Download Legal Information

BT221i
Download CE Declaration of Conformity
Download Legal Information

BT232i 
Download CE Declaration of Conformity
Download Legal Information

KSC35 Wireless
Download CE Declaration of Conformity
Download Legal Information

ESP/950 & ESP/95X 
Download California Resident CP65 Notice