Because when switched Smart TV Box TV reception was very poor, had to be a combiner - so can now begin with the Hama-distribution as a side effect, the Smart TV Box is a program on the hard disk while the TV displays another. A loss of quality in picture or sound, I can not tell, and the solid metal casing of the manifold promises a very long shelf life. Conclusion: Two devices connected to a socket without any installation effort - because nobody can really given the moderate price gripe.