Blue Octave Home LC52 Round In-Ceiling Speakers (White) RMS power is 200 Watts per pair and MAX power is 400 Watts per pair Woofer is 5.25" Aerated Blue IMPP cone with rubber surround Tweeter Type is 1" Pivoting PEI dome tweeter Frequency Response is 45Hz-25kHz, Sensitivity is 94dB Cut-out Size is 6.5", Frame Dimensions are 7.56", Mounting Depth is 3"