Pair SPORT8-BD Power Sports 8" Marine Wakeboard Tower Speakers+Rear Speakers Pair SPORT8-BD Power Sports 8" Marine Wakeboard Tower Speakers and Rear Speakers. 8" Wakeboard Tower Speakers with both Front & Rear Facing Speakers. 300 Watts RMS Power / 600 Watts Peak / 97dB SPL / FR: 20Hz 22KHz. Long Range / Wide Dispersion Sound Alignment. Fully adjustable aluminum bracket swivels 360 degrees and fits tubes 1.5" - 2.75". Product Details: Product Dimensions: 12.2 x 8.7 x 11.7 inches ; 15.87 pounds. Shipping Weight: 21 pounds. Item model number: Sport8BD.