Users can now connect securely to one and automatically get on the other
This genuine pay-as-you-go data suffers from limited coverage.
The new Iridium modem connects the Internet to any corner of the planet.
Your carrier may frown on using your unlimited data as a hotspot, but there are a number of app-based ways to get your devices online.
Netgear and AT&T 'unite' to create a new mobile hotspot device which can connect up to 15 devices.
Karma, the startup that offers pay-as-you-go mobile data through a portable Wi-Fi hotspot, will catch up with the 4G world next year by moving to LTE.