Neptun Wave Fall 2020

31 August - 28 September

Neptun Wave Fall 2020

31 August - 28 September

All headphones come with a standard two-year warranty. Please contact our distribution partner K55 GmbH directly for warranty claims:

K55 GmbH
Universitätsstrasse 13
8006 Zürich
Phone 044 500 11 00

For returns, exchanges and refunds of Sennheiser headphones purchased up to and including spring 2019, please contact the distribution partner Pathworks GmbH via e-mail



Support is available

We can still offer most support services via remote support. For emergencies that cannot be solved remotely, our Help Point at ETH Zurich is still open. In both cases, advance reservation by e-mail is mandatory.


17. 3. 2020

Delivery Information

In the current Wave we unfortunately have to expect longer delivery times. More about this in our blog post. Last updated April 2.

8. 2. 2020

Projekt Neptun Account

You don't need a user account at Projekt Neptun to order. Why an account will be useful in the future is explained in this blog article.

2. 9. 2019