Visaton W 100 S. RMS rated power: 30 W, Peak Music Power Output (PMPO): 50 W, Frequency range: 56 –15000 Hz. Transducer material: Paper. Diameter: 100 mm, Weight: 490 g. Dimensions (WxDxH): 122 x 54 x 122 mm, Audio output channels: 1.0, Material: Metal, Plastic