Help Appreciated

I have a friend who is a DJ, he has just had his CD player stolen.
He is thinking that instead of getting a new one he is after something that will plug into the USB port in his mixer, but he wants to be able to see what is on it to?

Any one got any ideas, I am a bit stumped??

WynterV WynterV
26-30, F
Dec 27, 2012