3-Way speaker design, 6 x 9" Multi-Layered 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-XB 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