What is this product's greatest feature?

The greatest feature is that this DJ mixer offers an operation interface designed specifically for TRAKTOR SCRATCH 2. Also, TRAKTOR SCRATCH DUO 2 software is included, allowing you to enjoy the mixer immediately after unpacking it. The fact that a controller function is included eliminates the need for an external type controller and lets you operate the various functions of TRAKTOR SCRATCH 2 at your fingertips and without stress. Also, there is a built-in high performance USB sound card (audio interface), making for a simple system with easy connections. Furthermore, the included Control CD and Control Vinyl can be used to enjoy TRAKTOR SCRATCH 2's scratch functions.