update problem on KitKat thanks Odin, gravel and SamMobile solved - it works everything perfectly
Battery reflected quite well so far, as have never had something really durable in the hands - so until then all the best -
very important to me - memory expansion and replaceable battery without rattling a housing - solved here perfectly
only one shortcoming - the lack of notification LED - in this league that was supposed to be a matter of course !!! therefore the deduction of points