Acoustic Sphere with power rating of 60 W (selectable to 30, 20, 15 and 7"5 W) in 100 V line. Frequency response of 100-9.000 Hz. Angle of coverage 360 ° x 180 °. Sensitivity 102 dB (1 W, 1 m and 1 kHz). Maximum sound pressure level 120 dB (60 W, 1 m and 1 kHz). Finished high impact ABS, white.