Glossary
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PDA (Personal Digital Assistant)
A portable, electronic device that acts as a personal mini computer with such common tools as scheduler, database, calculator, alarm clock, and other productivity tools.

Peak Airtime
The part of the business day in which wireless customers can expect to pay full airtime rates.

Polyphonic Ring Tones
Ring tones that use multiple tones or notes simultaneously resulting in a more rich and natural sounding melody. 		POP3 (Post Office Protocol 3)
One of several Internet protocols designed to provide access to email. POP3 allows access to a client's inbox, but no other folders on the server can be accessed — it only handles retrieval of messages from a client's inbox.

Predictive Text Input (T9 and eZi Text)
Predictive text input is designed to make it easier to enter words when text messaging. When you start entering the word, you only have to press the key once for each letter and the phone will guess what word you are typing. 		Push to Talk (PTT)
A service that provides walkie-talkie style communication with the touch of a single button. A specially equipped handset with active PTT service is required for both the originating and terminating parties.