DB Drive DX-W12 12" Subwoofer 1200W Max DVC, 2 or 4 Ohm

DX-W12D4 / DX-W12D2 - sold individually 2″ (50.8mm) 4 Layer Voice Coil w/ KSV Former Injected PP Cone with rubber Surround Precision Excursion design High Strength Ferrite Oxide magnet Anti-resonant stamped steel basket with radial venting  Linear dampening  Compression Speaker Terminals Dual 4 Ohm DX-W12D4: Dynamic Power Handling: 1200 Watts Nominal Power Handling: 600 Watts Impedance: Dual 4Ω Voice Coil Resonant Frequency (fs): 26.003Hz Mechanical Quality Factor (Qms): 3.470 Electrical Quality Factor (Qes): 0.659 Total Quality Factor (Qts): 0.554 Equivalent Air Volume to Cms (Vas): 99.750 L Mass of Diaphragm/Coil (Mms): 139.097 g Force Factor (BL): 14.859 Sound Pressure Level (SPL): 86.1 dB X-max: 18 Dual 2 Ohm DX-W12D2: Dynamic Power Handling: 1200 Watts Nominal Power Handling: 600 Watts Impedance: Dual 2Ω Voice Coil Resonant Frequency (fs): 29.638 Hz Mechanical Quality Factor (Qms): 3.168 Electrical Quality Factor (Qes): 0.751 Total Quality Fa