SOLD Rockford Punch Stage 3 Subwoofer 10" P3 Series. Power rating : RMS 400W / Peak 800W Frequency : 29-250 Hz. Impedance : Dual 4 ohm Voice Coil 2.5" (4-Layer) [/B] http://images.modifikasi.com/2012/06...1340433382.jpg http://images.modifikasi.com/2012/06...1340433406.jpg http://images.modifikasi.com/2012/06...1340433422.jpg Link jualan ane yang laen : Power ROCKFORD, cekidot: http://www.modifikasi.com/showthread...post2055070827