DC Audio Dual 15" Level 4 Ported Enclosure bass performance this sub doesn't just flex

this sub doesn't just flex its musclesit obliterates the competition

The full range frequency response of 40Hz-20KHz covers a wide range of tones

One thing's for sure — our customers love Infinity's Reference Series speakers

Port Area: 61

25mmmm CCAW Field Replaceable Voice Coil

DC Audio Dual 15" Level 4 Ported Enclosure bass performance this sub doesn't just flexDC Audio Dual Level 4 15" Ported Enclosure 7. 0 Cu Ft @ 32Hz Engineered specifically for the DC Audio Level 4 15" subwoofer, this enclosure delivers optimal airspace and tuning for deep, controlled bass response. Enclosure Specifications: Net Volume: 7. 0 cubic feet Tuning: 32 Hz Port Area: 101. 4 sq in Port Size: 19. 5" x 5. 2" Cutout: 14. 0" Construction: 3 4" (18mm) Russian Baltic Birch 13 ply Baffle: Solid 1" (24mm) front baffle 17 ply Bracing: 3