12 things to know about 4G wireless service

Get Adobe Flash player

E-mail this article

Invalid E-mail address
Invalid E-mail address

Sending your article

Your article has been sent.

Globe and Boston.com Staff

On Sunday, Verizon Wireless will become the third cellular carrier to launch a 4G service in Boston, joining Sprint Nextel Corp. and T-Mobile USA.

But just what is 4G, and is it worth it? Here are 12 things to know about the services.