OSD Audio BH525 Single Blue Outdoor Hanging Bird House Speaker Woofer: 5.25" | Tweeter: 13mm PEI All-Weather Versatility with Sealed Fiber Reinforced Polyester aerospace grade cabinetry Power Handling: 100 Watts | Impedance: 8 Ohms Freq Response 58Hz-20kHz | Sensitivity 90db (1W/1m) Unit Dimension: 8.3"L x 7.6"W x 7.5"D Shipping: This item does not ship outside the U.S