General Features: 6 x 9 (168mm x 240mm) Two-way Component Speaker System Power Handling: 145Wrms, 435W peak Sensitivity (@ 2.83V): 94dB Frequency Response: 35Hz – 40kHz Impedance: 3.0 ohms Gross weight: 5.26kg 40kHz High-resolution Aluminum Dome Tweeter Patented Plus One Glass Fiber Woofers 0dB or -3dB Tweeter Output Level Control 3-way Upgradability Sleek and Powerful Industry Design Slim and Smart Crossover Design