Peak Input Power – 650W RMS Input Power – 150W Size – 6×9″ 5-Way Tweeter Design – Balanced Dome Tweeter Magnet Composition – Ferrite Woofer Magnet Composition – Ferrite Normal Impedance – 4ohms Frequency Response – 58Hz-22kHz Sensitivity (dB/W at 1m) – 88dB Mounting Depth – 80.5mm