Beginner DJs looking to get into digital DJing will appreciate the <strong>Pioneer DDJ-FLX4</strong>, a 2-channel controller that includes rekordbox dj and works with Serato DJ Pro and Serato DJ Lite. This new controller offers Smart Fader and Smart CFX, which are features to help beginner DJs start mixing. Smart Fader helps you effortlessly transition between tracks by automatically adjusting the BPM, volume, bass volume, and other functions. Smart CFX applies complicated combinations of effects to the music with the turn of a knob.