Velleman VDSG10. Tweeter size: 76 mm. Peak Music Power Output (PMPO): 200 W, Frequency range: 30 - 20000 Hz, Impedance: 8 Ом. Width: 380 mm, Depth: 305 mm, Height: 505 mm. Type: Bookshelf, Dimensions (WxDxH): 380 x 305 x 505 mm, Audio output channels: 1.0