I just moved to Germany from the US and brought a Samsung BD-F5900 blu ray plater with me. The device clearly states its...

To answer my own question: Yes! It does! I got antsy and opened up the unit to look around. I'm no electrician, but I have a basic understanding of what's going on power supply component wise. The power supply circuit board was clearly marked "Input 100v-250v," there were two transformers, and several of the component part numbers I googled were rated for 250v and brought up European repair websites. So I decided to roll the dice and plug it in, and sure enough it powered right up and has been running without issue for a day.