Onkyo SKW-150X Subwoofer The Onkyo SKW-150X is a powerful active subwoofer designed to add deep, dynamic bass to home-cinema and stereo systems. It features a built-in 150-watt dynamic amplifier and a 20 cm cone woofer housed in a bass-reflex enclosure, producing solid low-frequency performance down to 30 Hz. To deliver this product properly, it is carefully packed in very strong boxes, thereby wrapped in bubble wrap with lots of padding. We mainly use plastic to fill up the package, if wished differently please contact us. The package is shipped insured to protect both the buyer and seller. For further packing wishes please message after purchase. Photos serve as additional description of product condition / condition of display & LEDs. Please review them carefully before purchase. Orders to islands, or special destinations have a higher shipping cost, for example; Canary Islands