BOSS Audio MRWT69 550 Watt, 6 x 9 Inch, Full Range, 4 Way, Weatherproof, Marine Grade Roll Cage/Waketower Speaker System (Sold Individually) All-Terrain, Fully Marinized Speaker System For Marine and Powersports 6 x 9 Inch Poly Injection Cone, Two 1 Inch Mylar Dome Tweeters, One 2.5 Inch Mylar Cone Midrange 1 Inch Aluminum Voice Coil, Rubber Surround, Plastic Basket. 550 watts max 275 watts RMS power handling Adjustable Cast Aluminum Swivel Clamps fits bars From 1.5 to 2.5, Great for ATVs, UTV Cages or Waketowers Impedance: 4 Oms, Frequency Response: 40Hz - 20 kHz, Sensitivity: 95 dB Dimensions: Depth 12.5 x Width 11.6 x Height 9.3, Weight: 8.8 Lbs. 3 Year Platinum Online Dealer Warranty