In Phase XT-8PRO High-Power 1200W Subwoofer

XT-8PRO In Parellel In Series Imp 1 ohm 4 ohm Rdc 0.9 ohm 3.4 ohm Fs 41.5 Hz 41.7 Hz SD 194.00 msqM 194.00 msqM Qts 0.356 0.369 SPLo 82.7 dB 86.7 dB Vas 4.766 L 4.918 L Cms 0.091 mm/N 0.094 mm/N Mms 158.521 g 155.356 g Mmd 156.996 g 153.832 g Xmax 13 ±mm 13 ±mm Recommended Enclosures: Sealed Subwoofer Enclosure Single Double W x H x D 22" x 14" x 10" 30" x 14" x 11" Slot Port Subwoofer Enclosure Single Double W x H x D 20.5" x 8.5" x 1.2" 17.5" x 9.5" x 1.5"