With a high-grade aluminum front panel, multi-point audio calibration and a second HDMI output, this AV receiver has the powerful enhancements needed to take it to the height of the V-Series lineup. Listen to Dolby Atmos and DTS:X object based surround sound paired with the latest in 4K Ultra HD video technologies. With Music Cast, this device can be expanded to deliver wireless multiroom audio playback, all controlled by a simple app. Share all of your sources including Bluetooth, online music services, high-resolution audio files, phono inputs and more. The Polk Audio TSi300 floorstanding speaker is the most compact tower speaker in the TSi series. 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 TSi100's or OWM3's for surrounds, CS10 center and PSW series subwoofer and you'll 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.