VIZIO P702ui-B3 70-Inch 4K Ultra HD Smart LED HDTV (2014 Model) Superior Ultra HD picture - Experience incredible detail and clarity with over 8 million pixels and 4x the resolution of 1080p Full HD. Spatial Scaling Engine - Beautifully transforms 1080p Full HD sports, movies, and TV Shows to 4K Ultra HD resolutions. VIZIO Internet Apps Plus - Optimized for Ultra HD streaming, beautifully simple Smart TV delivers instant access to the hottest movies, TV shows, music, and more. Blazing fast 802.11ac wireless - ideal for Ultra HD streaming. 72 Active LED Zones - Dynamically adjusts the LED backlight per zone creating deeper, pure black levels and higher contrast