This Sharp 55-inch 4K HDR TV with Roku built in is down to just $300 today

If you're looking for a 4K HDR TV with smarts, there's no shortage of options. But this is the best one you'll find today: Best Buy is selling a 55-inch Sharp 4K TV with HDR and Roku TV built in for $300, good for $150 off its $450 list price.This HDR-compatible LED smart TV features a 2160p resolution to view content in 4K and Ultra HD. Three HDMI ports and one USB port allow you to connect other devices, while 178-degree viewing angles mean that even people relegated to the dreaded end-of-cou