The Dayton Audio Hdn-8 Weatherproof Sound Exciter Transducer. Product Details Compact and extremely versatile, the HDN 8 Sound Exciter Transducer lets you create high quality 'hidden speakers' in walls, ceilings, floors, furniture, seating, and virtually any other surface you can think of resulting in great invisible sound. Rugged plastic housing with flat black finish Coarse-threaded mounting stud for single-point mounting into almost any material Hermetically-sealed design for installation in wet or humid environments Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.