DD Audio RL-PSW10-D4

The REDLINE PSW ( power ) Series subwoofers are a more powerful version of the REDLINE SW series subwoofers. REDLINE PSW subwoofers has been improved in every area compared to REDLINE SW series: - Bigger voice coil - Better power handling - Longer Xmax - Bigger magnet - MORE REAL BASS! Speaker size: (in) 10 Watts RMS: 400 Watts peak: 800 Impedance: D2/D4 VCD: (in) 2.5 Piston diameter: (in) 8 FS: (Hz) 38 Qms: 5.114 Qes: 0.693 Qts: 0.61 Vas: (liters) 17.73 dBSPL: 85 Xmech: (mm) 27 Xmax: (mm) 13 Frame OD: (in) 10 Frame OD w/Gasket: (in) 10.15 Mounting diameter: (in) 8.93 Mounting depth: (in) 5.96 Motor diameter: (in) 6.14 Motor depth: (in) 2.59 Magnet weight: (Oz) 100 Woofer displacement: (CuFt) 0.06 Ported enclosure: (CuFt) 1.25-1.50 Shipping weight: (lbs) 18.