Color : black,white PMPO : 1400 RMS: 63 Subwoofer : 18W (f0=100Hz, THD=10%) Satellites : 9W*5 (f0=1KHz, THD=10%)) S/N: >70dB Distortion : <0.10% at 1K, 1W Frequency Response : 20Hz - 150Hz (subwoofer) 100Hz - 20KHz (satellites) Size and Packing: Length width height Giftbox 412mm * 356mm * 397mm gross weight 10.8Kg Carton 732mm * 432mm * 419mm gross weight 22.5Kg Loadings 20' 40' 40'HQ 425sets 890sets 1030sets Speaker units: woofer : 5', 4ohm, 25W midrange speaker: 3', 4ohm, 5W tweeter: 1", 8ohm, 2W