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Glossary
A
accessory connector  A socket on the bottom of the phone where you can attach 
accessories such as an AC Wall Charger or cigarette lighter adapter. To learn more, 
see page 20.
air-time  The amount of time you spend using a cellular system, between the time you 
successfully place a call and the termination of that call.
Alkaline  A battery technology used in personal cellular telephones.
C
Caller ID  A network/subscription dependent service that allows you to see your caller’s num-
ber before answering. See page 84.
cellular carrier  One of the two competing companies in a given geographic area that 
owns and operates a cellular system.
Cellular Service Provider  A company affiliated with a cellular carrier that provides 
cellular service to its customers.
cellular signal  The radio waves that carry information between your cellular phone 
and the cellular system.
cellular system The cellular equipment in a given geographic area that relays signals 
to and from individual cellular telephones and the landline telephone system.
D
DTMF tones  Dual Tone Multi-Frequency tones are the tones that your phone trans-
mits to communicate with tone activated phone systems like voice mail or bank-by-
phone. 
E
E•P  Short for “Expert Performance,” E•P designates Motorola accessories engineered 
for enhanced performance.
ST3000.01Book  Page 90  Wednesday, March 8, 2000  2:32 PM