Optimus-660 Speaker System (400-1102) Specifications Faxback Doc. # 33539 Frequency Response:...........................................55-20,000 Hz Power Handling Capacity:.........................................100 Watts Sensitivity:............................................90 dB SPL at 1W/1M Impedance:..........................................................8 Ohms System Resonance:....................................................60 Hz Speaker Components:...................10" (25.4 cm) High-Compliance Woofer 5" (12.7 cm) Midrange 2" (5.1 cm) x 5" (12.7 cm) Piezo Horn Tweeter Enclosure:...................................Tuned Port/Bass Reflex Design Removable Grille Dimensions:................................25 5/8 x 12 1/4 x 9 5/8 " (HWD) 65.1 x 31.1 24.5 cm (HWD) Weight:...................................................30 lbs (13.6 kg) Specifications are typical; individual units might vary. Specifications are subject to change without notice. (IR-06/25/96)