Google Chromecast: Easily stream your favorite apps and media to your TV via Wi-Fi with Chromecast. Use the included USB cable to plug the Chromecast into your TV, and control streaming content using your compatible smartphone, tablet or computer.
It's super simple to use, and serves its purpose. The only issue I have with it is that when casting YouTube the picture is very pixely (sp?) I have not used it for any other apps so I not sure if that is an issue all the way around.
Google Chromecast: Easily stream your favorite apps and media to your TV via Wi-Fi with Chromecast. Use the included USB cable to plug the Chromecast into your TV, and control streaming content using your compatible smartphone, tablet or computer.
Can a Chromecast device be used worldwide? México particularly.
I don't see why not, as long as you are able to download the chromecast app and have wifi available. I am not sure why location would matter.