AIM Series in-ceiling speakers were the first to feature an aimable woofer/tweeter module that aims the sound in any direction you choose. No longer are you bound by the design of your room. Just mount the speakers wherever it’s convenient and point them wherever you want sound. Specifications: Flangeless Appearance 6 1⁄2" Aluminum Cone Woofer with Rubber Surround Pivoting 1" Liquid Cooled Aluminum Dome Tweeter WavePlane Technology Front-Mounted Switches Allow for up to ±3dB of Bass and Treble Adjustment Timbre-Matched to All Three Series Speakers Sensitivity: 90dB 1W/1m Power Handling: 125 Watts Impedance: 8/6/4 Ohms, Depending on Switch Position Frequency Response: 40Hz - 20kHz Diameter x Depth: 9 5⁄8" x 41⁄16" (249 mm x 103 mm) (with Grille) Cut-Out Diameter: 8 1⁄4" (210 mm)