4.3.- MICROPHONE:
16. [PTT] (Push-to-Talk):
Press and hold the [PTT] to transmit, the status LED indicator lights red.
17 & 19. [▲] & [▼] key:
Beware the directions of the pointing arrows are different.
Short press [▼] key to change channel in the upper direction.
Short press [▲] key to change channel in the lower direction.
18. [M] key:
In normal operation mode this key remains disabled.
VOX MODE:
Voice triggered signal transmission, no pushing of [PTT] key required for transmitting.
The VOX MIKE uses visual and acoustic confirmation for the VOX setting.
The different setting level can be distinguished by the number of beep tones, concurrently,
the LED blinks red.
VOX ON: Press and hold [M] key will activate VOX function.
VOX OFF: Press and hold [M] key will disable the VOX function and return to normal
operation mode.
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