Visaton B 200. Driver size: 203.2 mm (8 "). RMS rated power: 40 W, Peak Music Power Output (PMPO): 70 W, Frequency range: fu – 18000 Hz. Diameter: 189 mm, Weight: 0.216 kg. Dimensions (WxDxH): 222 x 222 x 92 mm, Audio output channels: 1.0, Material: Metal, Paper, Polyfabric