This elegant, high performance speaker is ideal for HD movies and music. The impressive cabinet houses a 2-way, 3-speaker configuration and delivers natural sound with powerful bass output.Audio from YamahaYamaha is one of the world’s leading manufacturer of musical instruments. Taking the same quality and craftsmanship of music into Home Audio, music is at the heart of what we doMusical and excitingWhether it’s a Mozart concerto or the latest Blockbuster, these speakers will perform to a higher standard than you’d ever expect at their price point. Yamaha’s natural sound means that you hear everything from the low notes or sub-bass rumble right up to the higher frequencies and everything in-between.Perfect for HD quality soundWith the latest broadcast and discs being available in HD, it makes sense that the sound should be HD as well. These speakers are a perfect match for your flat-screen TV and HD sources.High performance floor standingBeing floor standing speakers means they can take full advantage of the larger cabinet design. This makes them more clear and detailed as well as having the capacity to extend the range of sound they can deliver.Rounded for enhanced clarityThe speakers are rounded to reduce diffraction, this means that the clarity of the sound is enhanced and you won’t miss out when you need to hear everything going on in your movie or music.Removeable grilleThe front grille is removeable so you can choose whether you want to have your speakers displayed with the cones visible or hidden.Wide range of frequency responseWhether it’s low or high, the NS-F51 speakers can handle it. A wide range of frequencies means that music and movies can sound more complete and you’ll hear everything that you were intended to hear.Two-way bass reflex speaker designBass reflex speakers are a very efficient way of driving speakers harder without having to run them with too much power. Meaning more enjoyment and a better quality sound.SpecificationsType 2-way bass-reflex floorstanding speakerWoofers Dual 16cm (6-1/2”) coneTweeter 3cm (1”) soft domeFrequency Response 43 Hz–26 kHzNominal Input Power 80 WMaximum Input Power 240 WSensitivity 89 dB/2.83 V/1 mImpedance 6 ohmsDimensions (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