Lanzar OPTI69HPRO8 Opti-Drive Pro 6'' x 9'' High Power 8 Ohm Mid-Bass with Compression Horn Tweeter Full Range Speaker High Quality Black Paper Cone - Accordion Cloth Surround with Resin Coated 1.5" High Temperature CCAW Voice Coil - 90 Oz Super Strontium Ferrite Magnet Structure 800 Watts RMS /1600 Watts Peak Power - 1.5" Horn Loaded Compression Tweeter 8 Ohm Impedance - Includes Custom Molded Grille, & Mounting Template Overall Diameter: 10.35" x 7.56" - Cutout Diameter: 8.46" x 6.22" - Mounting Depth: 4.02"