This is a very common question because he uses a very unique DJ setup. Lots of cool sleek looking devices. I found a blog post by Jesse Brede that explains this mystery.
He’s running Abelton Live on a 17? G5 MacBook Pro ($2-3k) outputting to an Apoge Ensemble ($2k) soundcard. He’s using a 16×16 [...]
New “DaScratch” a.k.a. SCS.3d features advanced touch-sensitive control for digital DJs
Stanton DJ, an industry leader in the design and manufacture of professional audio products for DJs, introduces the DaScratch, the company’s newest addition to the SC System controller line. DaScratch is a USB-MIDI controller that combines fast response, easy customization, and a compact form factor [...]