Cardo Systems Warranty Info

To become eligible for our two year limited warranty, including customer service support, we kindly request that you register online at

Prior to contacting us, make sure you have the product serial number available. This can be found on a white sticker on the back of your product. The serial number consists of a single letter followed by nine digits. Service is provided under limited warranty. To receive warranty service, your Product must be registered. Please present the Product, along with your serial number, bill of sale (receipt) at any authorized Service Center or at the store from which you have purchased the Product. Cardo Systems, Inc. will only accept Products returned in compliance with our Warranty Provisions and submitted with a Return Authorization Number issued by a Cardo authorized service department. The Company retains the right to return all shipments not in compliance with our Warranty Provisions. Need more help? Please visit:

First Step
Contact Cado Systems Inc Customer Support / Warranty Service: In the USA and Canada, call toll-free: 1 800 488-0363 or 412 788-4533; International: +49 (89) 450 368 19 or e-mail us at:

USA and Canada:
Cardo Systems, Inc.
100 High Tower Blvd.,
Pittsburgh, PA 15205 (USA)

Cardo Systems, Inc.
Hohenlindenerstr. 1
Munich 81677 (GERMANY)