NS-F51 This high performance floor-standing speaker uses a two-way, three-speaker configuration with two 16cm (6-1/2”) cone woofers and one 3cm (1”) soft dome tweeter for beautifully clear sound with immensely powerful bass. A perfect match for large-screen TVs. A home theatre speaker system that provides full enjoyment of even HD sound sources A perfect match for large-screen TVs Two 16cm (6-1/2”) cone woofers and 3cm (1”) soft dome tweeter for strong bass and smooth full-range sound Low-diffraction rounded form for clear sound free of murkiness A front grille and rounded form with luxurious, upscale design Specifications NS-F51 Specifications Type 2-way bass-reflex floorstanding speaker Woofers Dual 16cm (6-1/2”) cone Tweeter 3cm (1”) soft dome Frequency Response 43 Hz–26 kHz Nominal Input Power 80 W Maximum Input Power 240 W Sensitivity 89 dB/2.83 V/1 m Impedance 6 ohms Dimensions (W x H x D) 233 x 973.5 x 254 mm; 9-1/8” x 38-3/8” x 10” Weight 13.7 kg; 30.2 lbs./unit