Sealed Waterproof Enclosure 5.25" Polypropylene Woofer 19mm Polycarbonate Dome Tweeter Technical Details Model: ATR5G Product Type: Granite Rock Speaker Woofer: 5.25 Inch Tweeter: 19mm Balanced Drive Tweeter Power Handling: 25 - 100 Watts Impedance: 8 Sensitivity 2.83V1m: 90dB Frequency Response: 120Hz - 2 kHz Weight: 6.9 lbs 3. kg Dimensions: 9 D4 x 0 3D8 x 7 5D8235 x 264 x 94mm