Quadral PLATINUM M3. Mid-range driver size: 180 mm, Woofer size: 180 mm. RMS rated power: 120 W, Peak Music Power Output (PMPO): 180 W, Frequency range: 30 - 50000 Hz. Weight: 1716 g. Type: Floor-standing speakers, Dimensions (WxDxH): 210 x 282 x 930 mm, Audio output channels: 1.0