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Tone Length
: you can select
Long
or
Short
DTMF (Dual-tone Multi-frequency) tones. DTMF
tones are sent by your phone to access
teleservices, such as a bank account. The system
used by the bank or other service determines if
you need short or long DTMF tones. If the service
is digital, as most are, short DTMF tones will
almost always work.
Power On/Off Melody
(Menu 4-5)
You can activate or deactivate the tone that the
phone sounds when it is switched on or off.