6.5 In-Ceiling Speaker Key Features: Smooth Modern Flangeless Design One Piece Frame to Maximize Rigidity PRX Poly Resin CrossPoint Molds for Increased Rigidity PRX Poly Resin Doglegs Reinforced 2 Part Dogleg For Extra Thick Ceilings Extra Wide Threaded Screws for Quick Dogleg Fastening XTS Moisture Seal Treated Crossover Gold Plated Spring Loaded Push Terminals Dual Coated (Zinc and Powder) Grill firmly attached with Neodymium Magnets Removable Scrim Cloth LIFETIME WARRANTY Mechanical Specifications: Total Diameter with Grill: 9.6875 (246mm) Mounting Depth: 4 (100mm) Cut Out Dimensions: 8.25 (210mm) Pre-Construction: Use PCBC-6 Acoustic Specifications: 6.5 (165.1mm) Kevlar Trueform Woofer 1 (25.4mm) Diamond Cut Titanium Pivoting Tweeter +/- 3db Tweeter & Bass Settings 5/150 WPC Power Handling 89dB SPL Impedance: 8ohms (-3dB woofer switch) / 6ohms (OdB) / 4ohms (+3dB) Frequency Response 45Hz 20kHz LIFETIME WARRANTY