Roku has launched an update to Roku Streaming Stick 4K+. But just how much better is the device? And should you buy it over a cheaper one?
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Roku Streaming Stick 4K 3820R2 B&H Photo Video
Roku® Streaming Stick® 4K Powerful & portable HD & 4K streaming
Roku® Streaming Stick® 4K Powerful & portable HD & 4K streaming
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Roku Streaming Stick 4K 3820CA2