"B-Stock, PrecisionDevicesPD.124NR1 - 12"" bass/mid range driver; 1100W/ 4400W RMS/Peak; Impedance: 8Ohms; Frequency response: 45Hz - 4kHz; Sensitivity: 99 dB (1W/1m); weight: 7.0 kg;, B-Stock with full warranty, may have slight traces o..."B-Stock, Precision Devices PD.124NR1 - 12"" bass/mid range driver; 1100W/ 4400W RMS/Peak; Impedance: 8 Ohms; Frequency response: 45Hz - 4kHz; Sensitivity: 99 dB (1W/1m); weight: 7.0 kg;, B-Stock with full warranty, may have slight traces of use"altro...