Here is a link to a voltage converter that I purchased so that I can bring my stereo system...I hated the thought of having to buy new stuff, so I got this for $39., but I won't know if it works until we're over there. I expect it will do, though. I checked to make sure the wattage it can deliver is more than the components will need, but we will see.
Here's a link, for what it's worth: