Right i know for fact that if you try this site you will find one quite cheap to buy
Admins i dont think you need to score this one out.
The trick is, to type in dreambox 500c in the really small search bit in the centre of the window, and possibly select the shopping link. I know its hard but I'm sure you can manage it.
As for asking if they are clones, I'm reliably informed yes. Some better than others but all clones as new.
At the price your paying, try not to grumble if they give up after a few months as it is, they provide a very good services for very little!
Apologies to all for any sarcasm involved in my responce, i think i need some sleep.