Seller: advancedestatecleanouts (970) 100% , Location: Galt, California, Ships to: Worldwide, Item: 380624777010 Recently found at an Estate Clean-Out! ADVENT Direct Plug-In Class 2 Transformer AC Power Supply Model: 48-15-800 D In: 120v AC 60Hz 19W Out: 15V DC 800mA As noted above, this item was recently found at an estate clean-out. Since we did not own most of the items that we sell, we are limited on our testing procedures. This particular item appears to have never been used. It is stamped "FOR SPEAKER" and that is all we know. We try and describe & test all our items to the best of our ability. There is no indication that leads us to believe that this item would be defective. But just in case, we will offer a full refund, on the purchase price, on all defective items that accidental get shipped. But please do your own research & make sure this item is the correct one you need before buying, since there is a fee if a refund is requested due to the wrong item being purchased. Thanks. This item will be shipped USPS PRIORITY MAIL in the U.S. for FREE!!! We are a licensed contractor that deal with bank-owned homes. We do numerous clean-outs on these homes and find various items. Please check back often as our inventory changes daily. Check out my other items! Feel good that 10% of the sales from this item will be donated to the "Dogs Deserve Better" Organization! All sales final & all items sold as-is unless otherwise noted. Thanks.