where do you buy 2000s/19s type tech?

this is kinda a silly question but where are you tech nerds finding old gaming consoles or cd players ect, dont say ebay because i wanna know the names of some of these thingies (kinda like psps, ect) like for example this looking tech This may contain: a man holding up a camera in front of his face This may contain: an old television sitting on top of a red table