Most Sennheiser products are covered by a 2-year manufacturers warranty according to our warranty terms and conditions
The warranty begins on the purchase date. A proof of purchase is needed to file a claim.
Many products have a 10-digit serial number indicating the manufacturing date.
In the serial number, digits 2 and 3 represent the production week, and digit 4 indicates the year.
For example, this product was made in week 12 of 2024:
While a serial number under 2 years old isn't enough for a warranty claim, it helps determine your product's age.