As used in this section, the words and phrases herein defined shall have the following meaning, unless the context otherwise requires:
Talking or listening on a hand-held mobile telephone or texting.
A mobile telephone that has an internal feature or function, or that is equipped with an attachment or addition, whether or not permanently part of such mobile telephone, by which a user engages in a call without the use of either hand, whether or not the use of either hand is necessary to activate, deactivate, or initiate a function of such telephone.
That distance as permits the operator of a mobile telephone to hear telecommunications transmitted over such mobile telephone, but shall not require physical contact with such operator's ear.
The device used by subscribers and other users of wireless telephone service to access such service.
Holding a mobile telephone to, or in the immediate proximity of, the user's ear or used to text.
Two-way real time voice telecommunications service that is interconnected to a public switched telephone network.