D.A.S DAS ALTEA-718 Passive 600W (RMS)/2400W (Peak), 18" ground-stacked, wooden enclosure subwoofer, black MSRP: $1,331.28 MAP: $951.00
D.A.S DAS ACTION-S218 Passive, 1200W (RMS)/4800 (Peak), 2 x 18", Bass-reflex Subwoofer, black MSRP: $2,139.31 MAP: $1,529.00
D.A.S DAS ACTION-S18 Passive, 600W (RMS)/2400W (Peak), 18", Bass-reflex Subwoofer, black MSRP: $1,522.29 MAP: $1,089.00