Canton CD 200. Tweeter size: 25.4 mm (1 "), Mid-range driver size: 101.6 mm (4 "), Woofer size: 101.6 mm (4 "). RMS rated power: 150 W, Peak Music Power Output (PMPO): 150 W, Frequency range: 40 - 30000 Hz. Weight: 9.3 kg. Type: Floor-standing speakers, Dimensions (WxDxH): 140 x 1100 x 100 mm, Subwoofer driver size: 101.6 mm (4 ")