Amazon.com Return Policy: You may return any new computer purchased from Amazon.com that is “dead on arrival,” arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test “dead on arrival” returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the …

Link: https://www.amazon.com/External-Holographic-Discrete-Surround-Optical-Out/dp/B07ZD1B1B1