SpeakerCraft CRS6 Three 6 1/2" INCEILING SPEAKER (EACH) 6 1/2" Aluminum Cone Woofer with Rubber Surround Pivoting 1" Liquid Cooled Aluminum Dome Tweeter Front-Mounted Switches Allow for up to 3dB of Bass and Treble Adjustment Power Handling: 5 - 125 Watts Cut-Out Diameter: 8 1/4" (210 mm)