Resilient Sounds RS 15 V2 750W D4 Entry-Level 15" Subwoofer

SPECS RS 15 V2 RMS 750 Voice Coil 3"  Impedance  Dual 4 Ohm SPL 89.7 dB FS 28.48 Hz BL 30.095 RE (Ohms) 7.6 QMS 4.093 QES 0.417 QTS 0.378 CMS (uM/N) 0.11 MMS 277.43g VAS 109.999 L     Enclosure Specs SPECS RS 15 V2 RS 12 V2 RS 10 V2 RS 8 V2 Net Volume  3.0-4.0 Cu. Ft 1.5-2.25 Cu. Ft 1.0-1.6 Cu. Ft 0.5-0.75 Cu Ft Tuning 29-34Hz 28-32Hz 32-36Hz 30-34Hz Port area 12-16 Sq In of Port Area per Cu Ft 12-16 Sq In of Port Area per Cu Ft 12-16 Sq In of Port Area per Cu Ft 12 Sq In of Port Area per Cu Ft