Mobile phones that will work worldwide
There are (essentially) two types of mobile phone networks out there in the world GSM, and CDMA. For the purposes of this note, CDMA is Verizon and Sprint , while GSM is Everyone Else In The World, or at least, The Parts That dieswaytoofast Cares About Right Now . As you might guess, I'm going to ignore Verizon and Sprint ... Within GSM, we have both " 3G" and " 4G" services. Again, lets ignore the point that what everyone claims to be " 4G " service is actually not 4G service (theoretically), but what the heck, its faster than "3G" , and thats good enough, right? Basically, from now on, "3G" means "slower speed", and "4G" means "higher speed". Anyhow, all these services run on frequencies that are all across the board. To over simplify this, we have the following (all frequencies in MHz) 3G Service North America ( Canada, Mexico, USA ) - 850 & 1900 Most of Central & ...