Voice Indication → Channel Free Indication → Talk Permit Indication
Reject Stranger Call
On digital mode, if enable reject strange call feature, while the call ID not exist
in the contacts list, it’s unable to transmit or receive. When received group call
or all call, the device ID of transmitter and group call ID or all call ID preset on
address list.
Via programmable software to set it: General Settings folder →Reject Strange
Call
TX Permission
Digital Channel
This feature can restrict the channel if it is already in use you will be unable to
transmit. There are three options available: always, color code free, channel
free, if choose always, whenever press PTT key to transmit directly; If choose
color code free, you will be unable to transmit on the channel if the color code
is already in use; If choose channel free, you will be unable to transmit on the
channel if it is already in use. If the channel is busy, press PTT key a
low-pitched tone will sound.
Via programmable software to set it: Channels folder → Zone → a digital
channel → TX Parameters → Admit Criteria