DTMF

DTMF (Dual Tone Multi Frequency), is used when a radio must operate in a radio system with an interface to telephone systems.

A system-dependent access code is normally needed for DTMF. Please contact your dealer or network manager for further information on access codes.

To make a DTMF call:

1Enter the DTMF access code.

2Press and hold the PTT button.

3Enter the desired number.

SPECIAL CALLS

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Motorola HT1550XLS manual To make a Dtmf call