Sure that there are many equipment for DJ and here is another device in the future that could replace table DJ indeed. Here you are the best mouse for DJ which you can use it to click, scratch and mix your music on one mouse.

The device is considered a nice gadget for budding DJs, it’s made of “serious materials such as aluminum and soft rubber” by use it paired with bundled Deckadance music software (compatible
with both Mac & PC).

(Source) Technabob