SPECIFICATIONS
General
Power Handling, RMS 300 Watts
Power Handling, Peak 1000 Watts
Sensitivity 93dB
Frequency Response 23Hz - 400Hz
Mounting Depth 5-1/16" (129mm)
Impedance 4 Ohms

dito po yung manual...
http://manuals.harman.com/INF/CAR/Bo...ters/1250W.pdf

dito po yung product description...
http://www.infinityspeaker.com/car/p...=US&Region=USA

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