The Prime R165-S is a 6.5" 2-way component system rated at 40 watts RMS for a new generation of factory replacement speakers. Kit includes two woofers with grilles, two tweeters with integrated crossovers and mounting hardware. The Prime Series Component System is a new generation of factory replacement speaker delivering authentic Rockford Fosgate sound. The R165-S is a dedicated 2-way component system utilizing a Mica injected polypropylene cone for extended frequency response and accommodates direct OEM installation. The tweeter features a Mylar¨ balanced dome to reproduce crystal clear highs, an in-line crossover for simplifying installation, and accommodates flush, surface and angle mounting. 1/2" (13mm) mylar balanced dome tweeter Foam surround Mica-injected polypropylene cone Stamped steel basket 1 Year Warranty CEA-2031 Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards. Learn more x CEA-2031 Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards. Klippel Verified Klippel is a speaker certification program allowing us to deliver the best possible speakers. Learn more Midrange Size (Nominal Diameter) 6.5" Midrange Mounting Depth 1.97" (50.1 mm) Tweeter Size (Nominal Diameter) 0.5" (13 mm) Tweeter Mounting Depth 1.06" (26.88 mm) Power Handling (RMS) 40 Watts RMS 80 Watts Max Grille/Trim Ring Included Yes Mounting Hardware Yes Shipping Weight 5 Lbs. (2.26 kg) Speaker Type Component System Frequency Response (Hz) 60Hz - 20kHz Crossover Tweeter High-Pass (HP): 4.5kHz @ 6dB/octave CEA-2031 Compliant Nominal Impedance (Ohms) 4-Ohm Sensitivity (dB @ 1W/1M) 89