Kicker PS4 (40PS44) 4" Motorcycle/ATV Speakers 4 Ohm+KMMTES Handlebar Enclosures Pair Of ATV/Motorcycle Speakers. Power Rating: 60 Watts Peak / 30 Watts RMS. Impedance: 4 Ohm. Weather-proof, high-efficiency coaxials specifically created for powersports applications. Used as drop-ins in motorcycle fairings, UTV, ATV, marine or outdoor systems. Extremely powerful to be heard over the roar of the road while wearing a helmet Woofers neodymium magnet structure provides high output at low weight. Midbass neodymium magnet structure provides high output at low weight. Incredibly detailed, high-power, 20mm neo-titanium-dome tweeters. Bridge-mounted tweeters suspended over the woofer cone to limit extreme vibration. At a mere 12 ounces per speaker, a bikes center of gravity remains low for proper handling Weather-proof materials designed to withstand the outdoor elements. Fits Honda Gold Wing fairings and rear-seat cutouts; Fits into KICKER KMMTES 4-inch Empty Bullet Enclosures (sold separately) which are great for handlebars or roof supports. Mini Marine Wakeboard Tower Enclosures. 4" empty enclosure. Billet-aluminum construction. Mini extension arm. Durable terminal connectors. For single and dual sets of drivers. Weather-proof. 9-degree axis rotation. 7/8"-1-1/4" round tubing.1" square tubing. Mounts to handlebars of Motorcycle or ATV or Wakeboard Tower Mount. Great for roof support mounting as well The entire PS-Series boasts super-efficient, 20mm neo-titanium-dome tweeters bridge-mounted over the woofers to counter extreme vibration, and incorporates a tweeter sensitivity jumper. Designed as high-efficiency speakers for low current draw from small Powersports charging systems, the PS-Series provides quality without draining a vehicles battery life or sacrificing high volume levels that should be heard over the roar of the road.