We have both local and international shipping options available, have a look at the shipping page.

USB noise can have many causes and our isolators can resolve many of the problems. You can send us a message describing your problem in details and we will try to evaluate what’s likely causing the problem.

Also you can have a look at this article that explains more about USB isolators. 

You can return a product for a refund if didn’t work as intended in your setup. Use the contact form to contact us and include your order number.

Yes, we have a warehouse in the EU. You can order from hifimediy.com and have it delivered quickly from within the EU. Look at the shipping methods during checkout, or read more here.

Contact us to request an invoice. If you are VAT registered then you can order from our EU warehouse excl. VAT.

You can add your EU VAT number during checkout, the field is available if you insert your company name. 

You can also select a shipping method without VAT.