The current cash back link (https://www.sony.ch/cashback/de/soundbar) doesn't seem to work - would you be able to confirm this is definitely eligible for cash back?
Yes, it's eligible for the cashback, check the model in the model list here: https://cutt.ly/Peul3dzT (Copy and paste the link in your browser). Try to - Clear cache and data of your browser. - Test a different browser. - Test a different device.