The sv 9542 signal splitter is a 4 way simplified signal splitter from one for all and has a stylish and compact design it amplifies the poor reception from radio and tv which can often be due to excessively long cables or other simultaneously connected devices the signal splitter always ensures the best possible sound and picture quality it boosts vhf uhf and fm signals by 20db and has an easy wall mounting option amplify your tvradio signals 10x with 20db amplify and split an