Replacement 12″ Driver. Spade Terminals. 300W RMSPower RMS: 300W Power Max: 600W Impedance: 8 Ohm Frequency Response: 50Hz – 3kHz Sensitivity: 96dB Dimensions: 160 x 310mm Weight: 4.80Kg. Replacement 12″ chassis speaker suitable for use as a replacement for faulty or damaged driver.. speaker driver-speaker chassis