OSD Audio AP550TT White Stereo Dual Voice Coil 5.25-inch Stereo  Indoor or Outdoor Patio Speaker, Single 5 1/4" polypropylene woofer | Two 1" supernil soft dome tweeters All-Weather Versatility Power handling: 150W | Impedance: 8 Ohms Frequency Response 37Hz - 22kHz | Sensitivity 90db Unit Dimension: 11 3/16 "H x 7 9/16"W x 7 12/16"D Shipping: This item does not ship outside the U.S