4 - English
OPERATION
CONNECTING THE NOISE SUPPRESSING
EARPHONES TO YOUR SMARTPHONE
WARNING:
Do not insert earphones into ears before connecting to
smartphone.
Select and open the RYOBI
™
Phone Works
™
app.
Insert the earphone plug into your smartphone’s
headphone jack.
Turn the volume on your smartphone to its maximum
setting.
NOTE:
Some phones have features that limit the amount
of volume available. Turn these features off before you
attempt to use the device.
Open the NOISE SUPPRESSING EARPHONES App
Segment.
OPERATING TIPS
See Figure 1.
Inserting the Noise Suppressing Earphones into your
ears:
Gently squeeze the foam earpiece to flatten slightly.
Pull back on outer ear with one hand, insert the foam part
of the earphone into the outer ear canal with the other
hand.
NOTE:
Earphones should be cleaned frequently with an
antiseptic, such as isopropyl alcohol. Failure to clean ear-
phones regularly can lead to ear infections. If a problem
develops, discontinue use.
USING THE NOISE SUPPRESSING EARPHONES
See Figures 2 - 4.
NOTE:
The earphones will amplify sounds up to a pre-
determined sound level, in which it stops amplifying and will
deaden (block out) the sound.
To maximize noise suppression, make sure your hair is
brushed away from your ears and the foam earpieces fit
snugly in your ears.
WARNING:
Do not use this product if it is not completely assembled
or if any parts appear to be missing or damaged. Use of
a product that is not properly and completely assembled
or with damaged or missing parts could result in serious
personal injury.
WARNING:
Do not attempt to modify this product or create acces-
sories not recommended for use with this product. Any
such alteration or modification is misuse and could result
in a hazardous condition leading to possible serious
personal injury.
If any parts are damaged or missing, please call
1-877-578-6736
for assistance.
ASSEMBLY
Mic Input
Earphone
Output
Volume
Adjustment
Start/Stop
Recording
Fig. 1
Fig. 2
PHONE
WORKS
Earphones
Plug
Foam
Earpiece
Built-in
Microphone
Frequency
Adjustment
