Originally Posted by Xonetacular
Exactly, any laptop integrated soundcard is going to be unreliable and poor quality since it lacks the processing power DJ apps demand, you really should invest in an external soundcard and for your purposes the Audio 2 is a great choice. I've tried using my laptop soundcard and with some tweaks like using the asio4all driver it was passable for practicing, but it really wouldn't fly in a club. Even if the macbook pro soundcard is better, any cheap external will be in another league.