System Type Center channel speaker Configuration 2-way acoustic suspension Woofer 2 x 5.25" polypropylene Tweeter 1" aluminum dome, ferrofluid cooled, textile surround Magnetic Shielding Full Impedance Minimum 7 Impedance Nominal 8 Recommended Power 75W Power RMS 125W Power Peak 175W Sensitivity 85dB (2.83v@1m) Crossover Frequency 2.5kHz Crossover Slopes 18 dB LP, 18dB HP ±3 dB response 80Hz - 20kHz @ 1m Input Connectors nickel plated 5-way binding posts Speaker Dimensions 5.7" x 19" x 7.375" (H x W x D) (plus 0.5" for height of feet) Weight 17lbs each Speaker Material MDF Finish High Gloss Black