Earth Shaking Bass in several sizes... Whether it's an explosion or earthquake in a Hollywood motion picture, low notes from a bass guitar, or the subterranean rumble of a large cathedral pipe organ, NXG subwoofers let you feel as well as hear those extremely low frequencies, adding realism and excitement to your movies and music. Product Type: Subwoofer System Product Type: Subwoofer System Frequency Response: 18 Hz to 120 Hz Manufacturer Part Number: NX-BAS-500 Packaged Quantity: 1 Color: Black Pebble Manufacturer: NXG Technology Color: Black Pebble Manufacturer: NXG Technology Product Model: NX-BAS-500 Product Name: NX-BAS-500 Subwoofer System Brand Name: Nxg Brand Name: Nxg RMS Output Power: 500 W RMS Output Power: 500 W