"This gives you access to the entire TV compatible app landscape of Google Play, a full web browsing capability and streaming connections to all the best sources of free and pay-to-view streaming 4K content from Ultraflix, Netflix and Amazon Prime, among others. Because the X850C is HEVC and VP9 compression codec compatible, there won’t be any problems with any source of compressed streamed 4K content."

http://4k.com/tv/a-review-of-the-sony-xbr55x8...rt-led-tv/