A:AnswerThis TV does use Bluetooth LE for connecting to you TV to a device with the VIZIO SmartCast application. However, this TV does not have Bluetooth audio out support.
A:AnswerPersonally I haven’t noticed any and I watch sports, movies and play video games on it. I would recommend if you own the tv or planning on buying checking out this website https://www.rtings.com/tv/reviews/vizio/e-series-2018. You can also use their settings and adjust it towards your liking for you’re best possible viewing experience.
A:AnswerYou can use this television with a stand that is rated to for the size and weight of the television. The stand will also need to support a 400 mm x 200 mm VESA mounting pattern.