Product Name: Line Array Subwoofer Speaker Box (V8SUB) Model NO.: V8SUB Application: Commercial Speaker Material: Wood Activity: Passive Transport Package: Foam+Carton Packing Origin: China Product Description Single 18inch high quality V8SUB subwoofer speaker box1. Using high quality birch plywood2. High quality texture painting3. One 18inch woofer+one pc 12inch woofer inside4. Matching up with all hardware,and its a good match with the V8 line array.5. suitable for all kinds of outdoor performance, theature, Meeting room etc