HDTVs, or High Definition Televisions, are advanced television sets that provide a clearer and more detailed picture compared to standard definition TVs. They typically have a resolution of 720p, 1080p, or even 4K, which means they can display more pixels, resulting in sharper images and vibrant colors. In addition to improved picture quality, HDTVs often come with features like built-in streaming services, multiple HDMI ports, and support for various video formats. This makes them versatile for watching movies, playing video games, and enjoying live sports with enhanced visual clarity.