3-way speaker system, 6 x 9" Foamed-Mica Cellular Reinforced Woofers, 2-5/8" Polyester Main Tweeter
7/16" Piezo Super Tweeter for extended high-frequency response, Perfect compatibility with Sony MEX-N and CDG-G head units, Power Bass Response w/(40 -22,000 Hz) Effective Frequency Range
4 ohm Speaker Impedance, 450 W Max Power Handling, 60 W Rated Power Handling