Elac FS 248. Mid-range driver size: 140 mm, Woofer size: 150 mm. RMS rated power: 200 W, Peak Music Power Output (PMPO): 250 W, Frequency range: 30 - 50000 Hz. Weight: 24000 g. Type: Floor-standing speakers, Dimensions (WxDxH): 230 x 368 x 1173 mm, Audio output channels: 1.0