< p> The layout of the controls on the DDJ-FLX4 makes it easy to learn to DJ and is inherited from professional Pioneer DJ products. Everything is simple to use and neatly arranged, which also makes the controller compact enough to take anywhere you want to practice or perform.< br> < br> Don’t know how to mix? Don’t worry, you can get started right away with the Smart Fader feature, which automatically adjusts the volume, bass volume, and BPM of the music so you can smoothly transition from one track to the next by simply moving the channel faders or crossfader. Plus, with Smart CFX, you can simply turn a knob to apply a combination of effects that will add drama to the sound.< br> < br> rekordbox is compatible with a choice of streaming services. So, you can choose from millions of tracks available on the TIDAL, Beatport Streaming, Beatsource Streaming, and SoundCloud Go+ platforms (subscriptions required) and mix them together on the DDJ-FLX4. You can also use all the effects and performance features to spice up your favorite songs and create your own sound.< br> (Please check each streaming service website for available countries.)< /p>