Its TWIN (single housing with 2 eyes)! Got confused about dual & twin!!
I have a SW21 3 SAT (Check switch also says
Input: 1,1,2,2,2,2
Sat: 148,148,110,110,119,119
I did not notice any DP logo on the dishes (from what I can see) just says Dish500.
I hope I answered all your questions. At...