I have a brand new Samsung UE48HU7590 UHD and bought the cheap and very well rated Cinebar to be expected around the, enhance thin sound of the TV, nothing more. I did not expect a miracle, but a good sound. And this expectation is met perfectly by the Cinebar whether cable TV (HD) or Blue-Ray, class sound. I have connected the Cinebar on HDMI (ARC) connector on the TV. The Bluetooth connection to the subwoofer I find really great in this price range, worked well right away.
The only drawback: when the transmitter switch breaks the Cinebar clearly audible, which I find disturbing, is for me personally but no knock-out criterion, I can live with. I still wrote to the devil-support and wait for feedback.
Addendum 11.17.2014:
The Devil Support wrote me concerning the "crack" when you switch the TV channel:. "Unfortunately, these are a technical nature that can not be solved."
Well, that's kind of disappointing, is this "peculiarity" simply as a given and unrecoverable declared ...