Focal Sib. System type: 2.0 system, Recommended usage: universal, Speaker placement: Portable, Wall-mountable. RMS rated power: 75 W, Frequency range: 75 - 20000 Hz, Impedance: 8 Ом. Amplifier output power: 75 W. Connectivity technology: Wired. Width: 141 mm, Depth: 163.5 mm, Height: 273 mm