If the purchased product displays one of the following cases, you can request a refund.
EVENT TECHNICAL PROBLEM: You should contact the appropriate service center.
EVENT DOA (DEAD ON ARRIVAL): If the product is not working at the time of receipt then follow (in many cases there is also provided by the manufacturer) specified DOA replacement procedure.
Please contact us at: tel. For DOA-RMA or send e-mail to: email@example.com