The Commdeck or Retrodeck enables the installer to swap out or take out the dish simply with no foreseeable future harm. I recommend friends to have top quality cable from reputable models. In any case, the cost of RG-6 is a very minimal percentage of the whole satellite & A/V https://dien-phuc-thinh.gitbook.io/dien-phuc-thinh/oc-siet-cap-chong-chay-no-gia-tot-tai-dien-phuc-thinh