The R168X2 is a 6"x8" 2-way full-range speaker rated at 55 watts RMS for a new generation of factory replacement speakers. Kit includes integrated high-pass crossovers and mounting hardware. Klippel Verified Klippel is a speaker certification program allowing us to deliver the best possible speakers. CEA-2031 Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards. The 6"x8" Prime full-range speakers offer Rockford Fosgate sound quality at a fantastic value. Perfect for replacing factory speakers, they feature polypropylene cones and a silk dome tweeter. ICC Crossover The Integrated Concealed Crossover hides the crossover inside the basket, creating a cleaner look and easier installation. | Speaker Size 6x8" Design 2-Way Tweeter Design 1/2" Dome Impedance (Ohms) 4 Tweeter Composition Silk Woofer Composition Polypropylene Woofer Surround Rubber Sensitivity (dB) 87dB Frequency Response (Hz) 51-20k Hz RMS Power Rating (Watts) 55 Peak Power Rating (Watts) 110 Top-mount Depth (Inches) 2 9/16 Bottom-mount Depth (inches) 2 15/16 Cutout Diameter (inches) Grilles Included No Warranty 1-Year