before you go anywhere ... look on the mfrs website .... many PC and components use "universal" power supplies.....
it's easy to see on an external unit
my fujutsu laptop is rated 100-240v AC on the powerunit lable
my Mirai LCD screen is the same ... but it only says so in the handbook technical spec) - and in the box was a 2 and 3 pin lead
If you're asking because you've seen a good deal on the web ... have you factored in shipping and duty?
generally ... a good deal from america isn't that good when all that's been added + the hassle if you do need a voltage converter