Gizmo

How Mobile phones work with 4G LTE

It’s been several years since the first LTE networks came online. Now, nearly all cellular-enabled devices sold today support LTE for 4G service — sometimes even without 2G or 3G technologies supported. The first LTE-compatible phones only had a few hours of practical battery life, but today’s devices can last an entire day or two on a single charge. That’s still not enough, of course, but we’re getting there.