Here are specific instructions for finding serial numbers on some of our popular products (if your product isn't listed here, pleasecontact us.
The serial number is located in the battery compartment. You'll need to remove your rechargeable battery to see it. The battery and battery charger also have serial numbers. Do not use the numbers on the charger or battery, as these will be different.
You'll find the serial number(s) on a label inside the right or left earcup. It is not necessary to remove the earcup cushion or the scrim to see this. Push the cushion up at the bottom of the earcup and you should be able to see one or two white stickers.
You'll find the number(s) on a white sticker inside the left earcup. It is not necessary to remove the earcup cushion or scrim to see the serial number.
The serial number is located on the warranty registration card included with your headphones at purchase. Please note: numbers on the left earpiece indicate the date of manufacture (DOM). The ear tip must be removed to see these numbers.
You'll find the serial number for the Acoustic Wave® music system, Wave® music system, Wave® radio and Wave® radio/CD on the product label.
The serial number for your 3·2·1 or Lifestyle® DVD system is on the bottom of the media center.
Note: The Acoustimass® module has its own unique serial number.