Hopper System Support Forum
#2 - yes you can.
#3 - Probably NOT music channels (Sirius, the Dish Music channels), but otherwise probably.
#4 - No
#5 - Any model Joey should work, (get at least Joey3's and 4's) except Super Joeys (I've heard this last, can't say for sure). IF you have ethernet to the Hopper3 and to...