Pro-X XV-NE User Manual page 12

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Press-to-talk Mode
You need to keep PTT button pressed when you talk, and release the button when
you've done talking. Any submachine is able to press PTT button and talk, while
other submachines are able to receive audio messages.
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Hold-free Mode
For this mode, there's no need to hold PTT button during the process of talking.
Pressand release PTT button, the submachine is in Button Free mode when you
hear beep from headset. The submachine starts to send audio signals when you
talk, and ceases to send audio messages in two seconds after you stop. Press and
release PTT button again, the submachine exits from Button Free mode when you
hear beep from headset.
7.
Headset Type Setting
You need to choose different setting when you are using different headsets, the
default setting is Headphone Type. There are two types for headset setting,
Headphone and Earphone. Choose the type you want by pressing and then
press to exit to complete setting.
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