It's essentially like an all in one device- the processor, hard drive, screen etc. are all contained in the one unit. It's not portable in the same way as a laptop, but still easy enough to take to a band practice for recording, for example. The one I'm selling is this: PC World: Apple Mac Computers - APPLE iMAC20" INTEL CORE 2 DUO PROCESSOR 2.16GHz APPLE iMAC I'm after around 700-800, although I don't know if that's realistic or not, hence why I was asking.