Klipsch WF-34. Tweeter size: 25.4 mm (1 "), Woofer size: 114.3 mm (4.5 "), Tweeter size: 25 mm. RMS rated power: 125 W, Frequency range: 50 - 23000 Hz, Impedance: 8 Ом. Width: 165 mm, Depth: 2413 mm, Height: 1016 mm. Type: Floor-standing speakers, Depth: 241.3 mm (9.5 "), Height: 1016 mm (40 ")