
Ks28 Dual 18 Inch 3200W Passive High Power Woofer Professional Weather Resistant Bass Subwoofer Speaker. High Power Output: Delivers 3200W RMS at 4 Ohms for professional high SPL performance. Weather Resistant Design: Features polyurea water resistant coating for outdoor durability. Dual 18 Inch Drivers: Equipped with two 18-inch neodymium low-frequency drivers. Premium Cabinet Material: Constructed from first-grade Russian birch plywood for strength. High Fly Capacity: Supports vertical arrays of up to 16 units for large deployments. Low Distortion Performance: Achieves THD of less than 0.005% for clear audio reproduction. Versatile Directivity: Offers standard or cardioid directivity via physical deployment. Low Frequency Limit: Extends frequency response down to 25 Hz (-10 dB).