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Returning non-defective devices

We want to make sure that the process is handled as quickly and smoothly as possible.

If you received an incorrect delivery or the order has not been correct, please consult our sales or support team. After consultation please fill out the form.

After filling out the form you will receive an email with the information you provided.

Please attach the signed email when returning the devices. This allows us to allocate the devices accordingly.

Thank you for your support

Returning non-defective devices



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You can contact us

Monday to Thursday:
from 06:00 a.m. to 6:30 p.m. (CET)

and Friday:
from 06:00 a.m. to 5:00 p.m. (CET)

Send an e-mail to

or free of charge via phone
+800 5509 6000*

This service number cannot be reached from some regions or service providers. 

In that case, you can still call us on +49 271 23872-488