Sphere speaker with line transformer 70 / 100V Power 16, 8, 4 W @ 100V 8,4,2W @ 70V Frequency Response 110-13,000 Hz Sensitivity 90 dB at 1 W / 1 m. Protection degree IP-35. Color RAL 9010 Dimensions: 185 mm (Ø) x 157mm. Cable 4.5 m.