ive been through his thread, but im still blur, my house is still undergoing renovations, i will like to know how exactly cn i run asto beyond to all 4 tvs in my hse with hd quality, so far the shop people say only can use one tv hd, rest all sd, can someone please help me with this, with how exactly i need to run the wiring and what i need to buy, in order 4 all the 4 tvs to receieve hd. thank you