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Acoustic Audio CS-iw10sub 10-Inch Square In Wall Subwoofer (White)

300 Watts Max and 150 Watts RMS Power Handling
10 high rigidity treated woofer with Butyl Rubber Surround for increased performance and durability
Frequency Response 32 Hz - 200 Hz - 3dB EfficiencySensitivity 93dB at 1 watt 1 meter
Cutout Size 10625 X 10625 Overall Size 12 X 12
This passive subwoofer requires an amplifier