From the site - "These items are customer returns with damaged boxes, these have been tested to ensure they are in full working order". Bought a PS3 damaged box myself some time back, box actually had very minimal damage and console was new/mint. Might be ideal if you're on a tight budget.
Sony Psp Hardware Slim And Lite Pack - £74.98
Nintendo DS Lite (white, black or pink) - £71.99
Playstation 2 Slimline - £44.99
Playstation 3 40GB - £197.99
Playstation 3 80GB - £224.99
Xbox 360 60gb Pro System - £130.49
Xbox 360 Arcade - £94.49