Amazon’s Fire TV Omni QLED 4K senses when you’re nearby

Amazon hopes to take the whole “smart TV” concept to a new level with its QLED Fire TV Omni series, which can sense your presence and switch to an “Ambient Experience,” complete with on-screen artwork, family photos, and informative Alexa widgets. Available soon in 65- and 75-inch sizes ($799.99 and $1,099, respectively), the 4K QLED Fire TV