Color : black or white porcelain finishing PMPO : 680W RMS: 30W Subwoofer : 16W (f0=100Hz, THD=10%) Satellites : 7W*2 (f0=1KHz, THD=10%)) S/N: >70dB Distortion : <0.15% at 1K, 1W Frequency Response : 20Hz - 150Hz (subwoofer) 100Hz - 20KHz (satellites) Size and Packing: Length width height Giftbox 345mm * 196mm * 281mm gross weight 4.2Kg Carton 608mm * 365mm * 300mm gross weight 13.8Kg Loadings 20' 40' 40'HQ 1200sets 2400sets 2914sets Speaker units: woofer : 5', 8ohm, 20W fullrange speaker: 5090 ,6ohm,5W