CI Elite E80-A The Premium Custom Install Speaker.The CI Elite™ Series is Crafted in Canada and has all the technology advantages andgrille aesthetics of CI Pro™, plus oversized voice coils and X-PAL™ pure aluminum cone technologyfor the ultimate in sound performance. ◾In-ceiling round, 30°-Angled Guided Soundfield™ (optional square grille). ◾1" X-PAL™ tweeter with exclusive Perforated Phase-Aligning (PPA™) Tweeter Lens and Reduced Edge Diffraction (RED™) Technology. ◾8" X-PAL™ brushed pure-aluminum bass/midrange driver with overmolded ART™ surround and die-cast aluminum chassis. ◾1.5" high-temp voice coil for high-power handling. ◾Bezel-Free Micro-Perf Grille. Technical Specifications:- Design: 2-driver, 2-way in-ceiling, 30°-Angled Guided Soundfield™ System, SHOCK-MOUNT™ Isolation Mounting System, nylon-blended rigid baffle Crossover: 3rd-order electro-acoustic at 2.0 kHz Frequency Response On-Axis: ±3 dB from 60 Hz - 22 kHz Frequency Response 30° Off-Axis: ±3 dB from 60 Hz - 18 kHz High Frequency Driver: 1" (2.5cm) X-PAL™ dome, ferro-fluid damped / cooled, Reduced Edge Diffraction (RED™) Technology, Perforated Phase-Aligning (PPA™) Tweeter Lens Mid/Bass Frequency Driver: 8" (20.3cm) X-PAL™ driver, overmolded Active Ridge Technology (ART™) surround, 1.5" high-temp voice coil, die-cast aluminum chassis Low Frequency Extension: 39 Hz Sensitivity Room / Anechoic: 94 dB / 90 dB Impedance: Compatible with 8 ohms Suitable Amplifier Power Range: 15-160 W Maximum Input Power: 100 W Finishes: White, paintable grille, black speaker Weight: 9 lbs. (4.1 kg) Overall Dimensions: 12.625" (32.1cm) Diameter 6.375" (16.2cm) Depth Cut-Out Dimensions: 11.4375" (29.1cm) Diameter Minimum Mounting Depth:5.75" (14.6cm) Depth required is the distance between 1/2" drywall, or similar material.