SLEEK & SLIMLINE SPEAKER PACK DELIVERS BOTH POWER AND STYLEPI DATE : APRIL 2005PRODUCT TYPE : 7.1 Channel Speaker & Sub Woofer System FRONT/ CENTRE/SURROUND SPEAKERS : 2 Way Magnetically Shielded Bass Reflex Designed Speakers 8 Ohm Impedance, 150W Power Handling 81dB Sensitivity Frequency Response : 120 Hz 50,000 HzACTIVE SUB WOOFER : 15cm Bass Driver, 150W Power Output Line Inputs, Magnetically Shielded Frequency Range : 28 200 Hz* This package features both floor standing, satellite speakersand an Active Sub Woofer, delivering both power and style