Teufel Raumfeld Speaker M. System type: 2.0 system, Speaker placement: Tabletop/bookshelf, Amplifier: Built-in. Frequency range: 68 - 20000 Hz. Amplifier output power: 120 W. Connectivity technology: Wireless, Speaker interface type: Terminal. Width: 172 mm, Depth: 190 mm, Height: 285 mm