The Polk Audio TSi400 floorstanding speaker is the midrange tower speaker in the TSi series with three 5.25 inch woofers resulting in higher power handling and more bass capacity. Its great for high impact movies and music. Its affordable price and small footprint means they can be used as the front channels in a home theater system or as the main speakers in a music system. For home theater, pair it up with some TSi100s or OWM3s for surrounds, CS10 center and PSW series subwoofer and youll have a spectacular sounding system! The new TSi Series is a quality built, affordable line of high performance loudspeakers for music and home theater. The TSi Series boasts a stylish look that complements today’s flat screen technology, with wood grain finishes, piano black top plates and pewter trim rings. Built for value and sound quality, the TSi Series is a great introduction to high performance sound.