Community VLF208LV 2x8-Inch Compact SubwooferThe "large volume" dual 8 inch VLF208LV features a low velocity port design that extends the frequency response while eliminating air noise through a heavy duty 16 gauge steel perforated grille. With a frequency response down to 40 Hz ( 3 dB) and an operating range to 30 Hz ( 10 dB), the 1000W program VLF208LV stunningly delivers low end power from a compact size.