Yamaha 5.1 channel 600-Watt Bluetooth 3D Home Theater System Surround Sound - Enhance your TV experience with rich, dynamic sound of the 5.1-Channel Home Theater and high-performance subwoofer the 600-watt 5.1 Channel Surround Sound is delivered with unique 3D audio depth 8" Active Subwoofer - Included in this system is a 8" 100 watt powered subwoofer featuring Yamaha Advanced YST II technology for clear, strong bass Bluetooth - The Home Theatre is equipped with Bluetooth functionality to let you easily enjoy wireless music playback from smartphones and other devices Extra Bass - This exclusive low-range enhancement technology delivers richer bass than you would expect from the speaker size while maintaining good localization and sound balance even with compact front speakers 4K Ultra HD pass-through - Fully enjoy the high definition video quality of 4K this system transmits 4K video at 60 frames per second