Woofer: 5" polypropylene Tweeter: 1" mylar Power: 25W Frequency Response: 60Hz-18KHz Sensitivity: 89dB Power Output: 25W Equalization: 2bands EQ ± 15dB Gain: 30dB(max) Dimension(HxWxD): 240 X 178 X 145mm Net Weight(1 pair): 5.6kgs