After the D-PTT tone is played, the user can press and hold the PTT
once again to get the permission to talk.To activate/deactivate the
D-PTT Tone:
1. From the main menu, select Setup > Tones > D-PTT Tones > D-
PTT Mode.
2. Choose required setting, and press Select. Press Back to exit.
To choose the tone:
1. From the main menu, select Setup > Tones > D-PTT Tones >
Tone Style.
2. Choose the tone between three options: Single, Double or
Triple. Please go to D-PTT Tones on page 10 to view the
specification of the tones.
DMO Group Calls
In DMO the MTH800 can be used without your Service Provider's
infrastructure.
DMO allows communication with other terminals also operating in
DMO, which are on the same frequency and group as your
MTH800.
In DMO it is only possible to place the following call types: Group
Calls, Emergency Group Calls, Private and Private Simplex Calls.
When you start a call, the members of the selected group who have
their units turned on will receive the Group Call.
In DMO the MTH800 can communicate with the trunking system
(and vice-versa) if the Gateway option is enabled in the MTH800.
Making a DMO Group Call
1. Enter Direct Mode by pressing Optns and selecting Direct
Mode.
2. Make sure that you have selected the required group. Press and
hold the PTT button.
3. Wait for the talk permit tone and then speak into the microphone.
Release the PTT button to listen.
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