Bellwave EM201, Руководство пользователя

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DTMF
(Dual-tone Multi Frequency ) You send DTMF
signals when you enter numbers by pressing
the digit keys.
Hands-Free
A feature that permits a driver to use a
wireless phone without lifting or holding the
handset - an important safety feature for
automobiles, tractors and most other
motorized vehicles.
GSM (Global System for Mobile Communication)
International standard for cellular
communication, guaranteeing compatibility
between the various network operators. GSM
covers most European countries and many
other parts of the world.
LCD
(Liquid Crystal Display) Commonly used to
refer to the screen display on the wireless
phone.
PIN (Personal Identification Number)
Security code that protects the phone against
unauthorized use. The PIN is supplied by the
service provider with the SIM card. It may be
a four to eight-digit number and can be
changed, as required.
PUK (PIN Unblocking Key)
Security code used to unlock the phone when
an incorrect PIN has been entered three times
in succession. The eight-digit number is
supplied by the service provider with the SIM
card.
Glossary
154
Glossary
Airtime
Actual time spent talking on the wireless
phone. Most carriers bill customers based on
how many minutes of airtime they use each
month.
Antenna
A device for transmitting or receiving signals.
The size and shape of antennas is determined,
in part, by the frequency of the signal they
receive. Wireless phones and the base station
must have antennas.
Call Barring
Ability to restrict outgoing and incoming calls.
Call Diverting
Ability to reroute calls to another mobile or
fixed line.
Call Holding
Ability to put one call on standby while
answering or making another call; you can
then switch between the two calls, as
required.
Call Waiting
Ability to inform users that they have an
incoming call when engaged on another call.
Conference Calling
Ability to establish a conference call involving
up to five additional parties.