OSD Audio RS690 6.5-inch Outdoor Rock 175-Watt Speaker, Granite Grey (Sold as a Pair) 6.5" Polypropylene Cone Woofer with Sealed Voice Coil and Silicone Encased Leads | 1" Polyamide Dome Tweeter with Silicone Encased Leads, Coaxial Mounted All-Weather Versatility | Rigid, Acoustically Inert Enclosure, Aerospace Grade Multi-layer Composite Cabinetry Frequency Response 30Hz - 20kHz | Sensitivity 91db Power handling: 175W | Impedance: 8 ohms Dimension: H 11" x W 13" x D 11" Shipping: This item does not ship outside the U.S