Cheng Uei Precision Industry H3 Bluetooth Headset User Manual Part II
Cheng Uei Precision Industry Co., Ltd. Bluetooth Headset Part II
Contents
- 1. User Manual Part I
 - 2. User Manual Part II
 
User Manual Part II

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DRAFT
TURNING HEADSET 
ON/OFF
MAKING CALLS
To turn your headset on, press and hold 
the Call button until the indicator light 
flashes. Then, release the button. 
To turn your headset off, press and hold 
the Call button until the indicator light 
flashes rapidly and then turns off.
INDICATOR LIGHTS 
IMPORTANT:
 Be sure to first follow the
Quick Start Guide
on the reverse side 
of this guide
to complete initial setup 
of your H3.
WEARING THE 
HEADSET
Open the earhook.
Loop the earhook over your ear. 
Press the headset to your ear.
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AUDIO TONES
The audio tones provide information about your 
headset status.
Audio Tone  Headset Status
Single high tone when Volume at minimum
pressing volume button or maximum
Five rapid high tones Low battery
repeated every 60 sec.
No audio indications; Out of range
deteriorating quality
Ring tone  Incoming call
Single high tone  Pairing confirmation
Single low tone  Voice activation
Dual high/low tone Voice tag not
   recognized
Single high tone  End call
Low to high tone  Phone network  
   not available
Two ascending tones Mute enabled
Two descending tones Mute enabled
Call
Button
Note: Your H3 supports both Handsfree and Headset 
Profiles. Accessing call functions depends upon which 
profile your phone supports. See your phone's user's guide 
for more information.
Function  Action
Make a voice dial call Tap the Call button
   and speak the  
   name after the tone
End a call  Tap the Call button
Receive a call  Tap the Call button
Reject a call  Press and hold the 
   Call button until you
   hear a beep
Redial last call  Press and hold the
   Call button until you
   hear a beep
Answer a second Press and hold the 
incoming call  Call button (places
   first call on hold)
MAKING CALLS CONTINUED
Function  Action
Toggle between two Press and hold
active calls  the Call button
Join a 3-way call  Press and hold
   both Volume buttons
Put an active call on Press and hold the
hold or resume a call Call button until you
on hold   hear a beep
Transfer a call from the Tap the Call button
phone to the headset
Disable or enable the Press and hold
indicator light  both Volume
   buttons for 3 to 4 
   seconds
Mute or unmute a call Tap both Volume 
   buttons
Note: Some features are phone/network dependent.
The indicator light provides information about 
your headset status.
With the Charger Plugged In
Headset Indicator Headset Status
On (steady)  Charging
Off   Charging complete
With No Charger Plugged In
Headset Indicator Headset Status
Off   Power off
On (steady)  Pairing mode
10 rapid flashes  Pairing successful
Slow pulse   Connected 
   (on a call)
Quick flash   Standby
    (not on call)
Note: After 5 minutes of inactivity, the light stops flashing to 
conserve power, but the headset remains in standby mode.
Features and 
Functions Guide
H3
Bluetooth®
Handsfree Headset
CHANGING FOR USE
ON OTHER EAR
Open the earhook 90
degrees from the
headset.
Gently lift and pull the
top of the earhook up
and off the upper 
hinge pin. Then, pull it 
away to remove it.
Flip the headset over.
Hook the bottom of 
the earhook onto the 
lower hinge pin, then 
lift and pull the top of 
the earhook over the 
upper hinge pin.
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You can wear your H3 headset on your left or 
right ear. The headset comes ready for the right 
ear. To change the headset for the left ear:
CHANGING VOLUME 
BUTTON ORIENTATION
If you change your headset to wear on the 
other ear, you can also change the 
orientation of the volume buttons. 
Turn the headset power off.
Press the Call button along with the 
Volume button you want to assign as  
"volume up" button until the indicator 
light flashes twice.
The headset power turns on.
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2 Pull Earhook Up
Hinge Pin
1 Open Earhook
Volume 
Buttons
Call 
Button
FEDERAL COMMUNICATIONS COMMISSION 
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two 
conditions:(1) this device may not cause harmful interference, and (2) this device must accept 
any interference received, including interference that may cause undesired operation. 
NOTE 
This equipment has been tested and found to comply with the limits for a Class B digital 
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide 
reasonable protection against harmful interference in a residential installation. This equipment 
generates, uses and can radiated radio frequency energy and, if not installed and used in 
accordance with the instructions, may cause harmful interference to radio communications. 
However, there is no guarantee that interference will not occur in a particular installation If this 
equipment does cause harmful interference to radio or television reception, which can be 
determined by turning the equipment off and on, the user is encouraged to try to correct the 
interference by one or more of the following measures: 
-Reorient or relocate the receiving antenna. 
-Increase the separation between the equipment and receiver. 
-Connect the equipment into an outlet on a circuit different from that to which the receiver is 
connected. 
-Consult the dealer or an experienced radio/TV technician for help. 
Changes or modifications not expressly approved by the party responsible for compliance 
could void the user‘s authority to operate the equipment.