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3D HEAR-THROUGH (3DHT) MODE
Operating the 3D Hear-Through (3DHT) Mode
The 3D Hear-Through mode reproduces ambient sounds from the environment
through the earcups for increased situational awareness. The radio / intercom
communications function continues with hear-through turned on or off.
To turn Hear-Through ON: Press and hold any volume button. The headset emits
three ascending tones, and the hear-through function activates.
To increase Hear-Through volume: Press or hold the forward volume + button.
The headset emits a short tone that gets louder as the volume increases.
To decrease Hear-Through volume: Press or hold the rear volume – button.
The headset emits a long tone that gets softer as the volume decreases. At the
lowest volume position, hear-through function will mute.
To turn Hear-Through OFF: Press and hold the volume + and – button together.
The headset emits three descending tones, and the hear-through function ceases.
Hibernation Mode Alerts
Hibernate
Warning
If no volume presses in 2 hours, you will get a
hibernation warning every 15 seconds for 1 minute (to
reset time duration press a volume button).
Hibernation
Mode
After 2 hours of hear-through use with no volume
presses, hear through will power off.
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