Specs SYSTEM : 2 way vented box loudspeaker TWEETER : 25 mm ultra dynamic ring radiator-driver, neodymium magnet system MID-WOOFER : 110 mm coated cellulose cone driver FREQUENCY RESPONSE : 60 Hz – 25.000 Hz, tuning port included SENSITIVITY : 87 dB SPL (2.83 V/1m) NOMINAL IMPEDANCE : 8 ohm POWER HANDLING : 20W – 100W, without clipping CABINET : Construction with decoupled side panels for resonances and standing waves control CROSS-OVER : Non-resonant third order design, optimized phase characteristics for optimal space/time performance, Cross-over Point : 4.500 Hz FINISH : Classic Leather DIMENSIONS (HxWxD) : 265 x 185 x 270 mm WEIGHT : 9.8 Kg per pair