· Genuine headphones have two years' warranty from the date of purchase if it is damaged because of its quality.

· Individual should bring headphone package and sale confirmation slip and invoices if a brand new headphone needs exchanging.

· The individual should pay the freight.

Sennheiser Electronics (Beijing) Ltd. Corporation

Address:Room 1608 Building 2, Business Center, Zhubang 2000 No.99, Balizhuang Xili, Chaoyang District, Beijing

Zip Code：100025

Telphone：+86 10-57319666

Fax：+86 10-85868382