Where do I find the serial number of my product?
Speaker units
- On the packaging
- Or on the right speaker unit, QR code can be scanned by mobile phone or reading device.
![](https://images.prismic.io/aiaiai/de490dc9-9e5a-4d26-ac1d-78bdbfaa203d_speaker+units.png?auto=compress,format)
Headbands
- On the packing
- On the sticker on the cable (for H01/02/03/04)
![](https://images.prismic.io/aiaiai/eeccca13-2c32-45c3-91bb-bbafb3581ca3_Headbands.png?auto=compress,format)
- On the top inner side of the headband with an NFC reader application (e.g. GoToTags, NFC reader, some mobile phone) (for H01/02/03/04)
- For the H10 on the left side, QR code that can be scanned by mobile phone or reading device
![](https://images.prismic.io/aiaiai/c4f69a2f-6da4-434c-806c-050896a7c50c_H10.png?auto=compress,format)
Cables
- On the packaging
- Or the sticker on the cable
Earpads