Studio Model Frequency Response: 47Hz - 25kHz (/-2.5dB) Crossover Frequency: 3kHz Sensitivity: 90dB (2.8V/1 meter) Nominal Impedance: 6 ohms Power Handling RMS: 15 -100 watts Woofer: 20.3cm IMG Tweeter: 2.5cm poly-cell Fully Sealed (Acoustic Suspension) Weight: 14Kg Used & Reconditioned In 99% good condition MADE IN USA