OSD Audio RS680 6.5-inch Outdoor Rock Speaker Pair, Granite Grey 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 35Hz - 20kHz | Sensitivity 90db Power handling: 175W | Impedance: 8 ohms Dimension: H 10" x W 17" x D 15" Shipping: This item does not ship outside the U.S