8 9
Description
a) For all earpads: Superior sound quality and good protection with extra emphasis on
treble tones (for people who prefer a sound with more pitch or those with a high
frequency hearing loss) .
b) For all earpads: Superior sound quality and good protection (If you prefer a level
sound with normal pitch, this will be your preferred setting)
c) For all earpads: Good sound quality and superior protection (For those requiring
highest protection according to the Australian TT4 standard)
For USA only:
Headset
Earpad
Audio Mode Protection
A Treble-
Boost
Foam • pitch
• high tones accentuated
• advanced protection
• NIOSH compliant
B Crystal
Clear 1
Foam • level
• all tones accentuated
• advanced protection
• NIOSH compliant
C Crystal
Clear2
Leatherette • level
• all tones accentuated
• advanced protection
• NIOSH compliant
Description
a) For foam earpads: Superior sound quality and good protection with extra emphasis
on treble tones (for people who prefer a sound with more pitch or those with a
high frequency hearing loss) .
b) For foam earpads: Superior sound quality and good protection (If you prefer a level
sound with normal pitch, this will be your preferred setting) .
c) For leatherette earpads: Superior sound quality and good protection (If you use
leathette earpads and prefer a level sound with normal pitch, this will be your pre-
ferred setting) .
If you want to select a different audio mode, complete the fol-
lowing:
1. Open the top cover (C).
2. Select the desired audio mode (setting “A”, “B” or “C)” using
the audio mode switch (E). A beep in the headset indicates
that a new audio mode has been selected.
3. Close the top cover (C).
Note: The GN 8210 provides you with protection against exces-
sively-loud sounds only when using your headset. If you use the
telephone’s handset, you will not have this protection or enjoy
the GN 8210’s sound quality enhancement.
If you want to know more about the GN 8210’s protection compliance, please refer to
Section 6 “Operational and Safety Information” on page 13.
4. Features and use
Before using your GN 8210 for the fi rst time, verify the following settings:
• Handset/headset switch (H) is set to the headset position
• Mute switch (F) is set to the talk position, indicated by an unlit mute switch
indicator
• Headset volume (G) is set to mid-range
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