Memphis Audio MJP1244 MOJO Pro Series 12" Component Subwoofer with Dual 4-ohm Voice Coils

Taking a cue from the popular MOJO Pro speaker line, the MOJO Pro subwoofers are high output, no-nonsense SPL machines developed to fit in more traditional enclosures allowing MOJO bass to be brought to even more applications. MOJO Pro 12" 4Ω DVC subwoofers are built to handle 750w RMS power and will produce thunderous bass that will please anyone who loves it loud.Features:Specifically designed for high SPL performanceDVVC Direct Vent Voice Coil Cooling2.5” Voice CoilCross drilled front plate ventingAluminum shorting ring for reduced inductanceDouble stitched foam surroundRigid paper coneProgressive spiderDiecast basketSingle Sided compression terminalsThiele Small Parameters:Resonant Frequency (fs): 36.7HzMechanical Q (Qms): 7.217Electrical Q (Qes): 0.764Total Q (Qts): 0.69Sensitivity: 85.68 dBXmax Linear: 0.51 inDisplacement: 0.16 cf.Air Volume of Suspension (Vas): 1.09 cf.Moving Mass (Mms): 241.3gSuspension Compliance (Cms): 0.078 mmNEffective Piston area (Sd): 530.93 SqCmMotor Strength (Bl): 11.23 TMDC Resistance: 1.73 OhmsVoice Coil and Magnet:Impedance Series: 8 OhmsImpedance Parallel: 2 OhmsVoice Coil Diameter: 2.5 inRMS Power: 750 wattsPeak Power: 1500 wattsMagnet Weight: 120 oz.Magnet Diameter: 6.69 in.Physical Dimensions:Mounting Depth: 6.23 inCutout Diameter: 11.34 inFrame Outside Diameter: 12.94 inEnclosure Recommendations:Single Sub Sealed: 1.5 cf.Dual Subs Sealed: 2.7 cf.Single Sub Vented: 2.5 cf.Port Dimensions: 5"x5"x27"LTuning Frequency: 36 HzDual Sub Vented: 4.6 cf.Port Dimensions: 7" x 6" x 23"LTuning Frequency: 36 Hz