rf is something every1 has. its big, loud.
its more for the common person. who just wants to have something alot of
people already own.
rf its simple like you.
i dont know any1 that went to a store to buy rf. but i know afew that
was sold rf in the store.
just a example.
just buy rf. sell alpine. dont think about it.youll get a head ache.lol