A:AnswerThe remote control has MANY features a normal control does not have because the amp can do just about anything except bake bread! Just do an internet search on the amp and the control to be able to see the features.
A:AnswerJust do some research on subs to find the best one YOU like and not the one someone else recommends. Personally I like a Yamaha sub but there are MANY subs out there so like I said do your research.