[. . . ] In case of request for service under warranty, please enclose your original receipt and make sure that the serial number on the product is readable. [. . . ] no payment will be made for repairs performed by unauthorised persons. This warranty does not extend to products which have been repaired or otherwise altered by unauthorised persons, and any damage to the product caused by work by unauthorised persons is not covered by this warranty. This product will not be considered defective, either in materials or in manufacture, to the extent that faults are caused by adaptation to national, local, technical or safety related requirements in countries other than the specific country where the product was purchased. Jamo shall at its option during the relevant warranty period either repair or replace defective components. In no circumstances shall Jamo be liable in contract, tort (including negligence) or breach of statutory duty or otherwise for loss of profits, loss of revenue, loss of data, loss of business or loss of anticipated savings or for any consequential loss whatever. The warranty does not cover the following: a) Periodic inspection, maintenance and repair or replacement of parts resulting from normal wear and tear. [. . . ] This warranty applies to every legal owner of the product during the warranty period. [. . . ]