Not to be outdone by Apple, Amazon, or Google, Roku has announced its own new flagship streaming media player. The Roku 4 with 4K support looks like a flattened version of its predecessors and is brimming with power from its quad-core processor to its 802.11ac MIMO wireless. Not only does this set-top box have the potential to finally bring 4K mainstream, but it also includes a handy feature that’ll ensure you never lose your remote control again… expand full story