Reply to Kam KCD550 worth my money?

Now, everywhere I look everyone says 'Stick with Pioneer' because clubs play out using Pioneer and that's all very well said, but I'm an 18 year old student and Currently I have A novation Twitch Controller. I am however looking to step up my game and play cdjs but I'm on a very tight budget, so I've researched and I've came across these: Kam KCD550. Has anyone got any experience playing with these? And do you believe they are a good buy for a beginners cdjs? I can Pick up one for