10'' Ceiling Subwoofer System Frequency Response (-10dB) 45 - 180 Hz Sensitivity 1W/1m 94 dB Max. SPL / 1m (calc) 122 dB System Power Handling (continuous/program/peak) 150/300/600 Watts Color White Flying No Outdoor No Transformer Yes Transformer Taps (Transformer Version Only) (7.5 - 70 V only), ..