Sold and supplied by amazon

• 【Powerful Loud Sound Sound bar】: Fantastic Room-filling Sound- two 3”drivers and two 2”tweeter deliver 80-watt powerful wallop to fill the whole room, and create a 3D stereo surrounded and immersive theater environment.
• 【Works with Echo Dot】- Works well with Echo Dot with wireless bluetooth 4.2 connectivity , or wired 3.5mm stereo cable . Also for TV can also use the optical , RCA cable included . No fussing or limitation to move it to more rooms.
• 【TV/Cable Remote】: Use BYL remote…or your current TV/Cable remote to control your soundbar “Power, Mute and Volume”, which bring the convenience of being able to use one tv remote to control your soundbar and do not need to be stuck with another remote to push all the time
• 【Various Sound Effects】: Three sound effects allow you to optimize the audio so that it is best suited to what you are listening to; whether you need clear dialogue for news, treble and bass rhythm for music, 3D surround sound effects for movies or create a sense of authenticity and excitement for sport events. The bass and treble levels can also be adjusted as you wish
• 【100% Satisfaction Service】: we offer one year warranty, 45 days money back guarantee, lifetime technical support, please feel free to contact us via Amazon message or support mail on the service card.