Mackie Thump15A 15 inch Powered Speaker – Pair. The item “Mackie Thump15A 15 inch Powered Speaker Pair” is in sale since Monday, July 27, 2020. This item is in the category “Sound & Vision\Performance & DJ Equipment\Speakers & Monitors”. The seller is “dianchristoudolo_0″ and is located in Barnet. This item can’t be shipped, the buyer must pick up the item.