Diffusori in buono stato, no graffi, no scambi no spedizione. Impedance 4 Ohms Frequency response 30Hz – 22kHz Sensitivity 90 dB Recommended Amplifier 30 – 200 Watts Tweeter 1.1” Hand Coated VA Silk Dome Mid-Woofers (1) 6” X3P, (2) 6” Spider-Cone™ X3P Bass Function Impulse Optimizing QB 3 (Quasi-Butterworth) Bass System Bass Reflex Crossover System Two and a Half Way Crossover Components MKP Capacitor 1% Tolerance Coils 0.7% tol., Air Coils Metal Film Resistors 1% Inductance Free Weight per Pair 116lbs/52.6kg Dimensions (W x H x D) inches 8.5” x 38.25” 13.5” mm 216mm x 972mm x 343mm Finishes Cherry