Jamo C 809. Tweeter size: 25 mm, Mid-range driver size: 180 mm, Woofer size: 180 mm. RMS rated power: 200 W, Peak Music Power Output (PMPO): 400 W, Frequency range: 30 - 24000 Hz. Weight: 33600 g. Type: Floor-standing speakers, Dimensions (WxDxH): 252 x 428 x 1157 mm, Audio output channels: 1.0