Cmple - 2 x 6.5" Surround Sound 2-Way In-Wall/In-Ceiling Kevlar Speakers - Rectangular 4 self-gripping clamps for a secure (non-vibration)mount. Works with drop ceilings Right steel basket. Oversized magnet improves bass and increases sensitivity. 12dB slope Crossover provides sharp frequency matching between tweeter and woofer. Smooth vocals and dialogs. Gold plated push-type terminal maintains 100% wire contact. +/-2dB Tweeter switch. Weather resistant aluminum grill. Power Handling RMS/MAX. - 70-150 watts Components - 2 x 6.5&#034; Woofer / 1&#034; Tweeter Impedance - 8 Ohms SPL - 89dB at 1w; 1m Frequency Response - 50-20000Hz Woofer Magnet - 100 x 45 x 15mm; 10 Oz Woofer Material - Kevlar Woven Cone Dome Tweeter Magnet - 70 x 32 x 12mm; 6 Oz Dome Tweeter Material - Silk Dome Tweeter - Goes with 3-Position Switch Tweeter Switch - +/-2dB Hole Cutout Dimensions - 19&#034; x 7 1/4&#034; Speaker Dimensions - 20.5&#034; x 8 5/8&#034; Matching Protective Grille 2 x 6.5&#034; Central Speaker Special Hook for Removing Protective Grille Detailed Owners Manual Cutout Template