Blue Octave Home BDC62 Round In-Ceiling Speakers (White) RMS power is 300 Watts per pair and MAX power is 640 Watts per pair Woofer is 6.5" Blue Kevlar cone with rubber surround Tweeter Type is 1" Pivoting silk/polymer composite dome tweeter Frequency Response is 35Hz-25kHz, Sensitivity is 96dB Cut-out Size is 7.64", Frame Dimensions are 8.94", Mounting Depth is 3.3"