SDAT SB-E850 Professional Hi-Fi Floor Standing Speaker Pair Maximum Power Handling: 600 Watts, Frequency Response: 20Hz-20kHz (+/- 3 db), Crossover Type: Base reflex Sensitivity: 91db/1W/1M (+/-2), Impedance: 4-8 ohms, Tweeter: 1" Silk fiber dome tweeter, Midrange: 5 x 5" plastic cone, Side Subwoofer Driver: 8 paper cone Finish: Metallic Silver with black removable grills Product Dimensions: 45.3 H x 9" W x 15.2" L, Product Weight: 50 lbs each, Shipping Weight: 59 lbs each Includes a 1-Year Manufacturer Warranty