Help Guide
Wireless Stereo Headset
WI-SP510
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Low voice from callers
Turn up the volume of the headset and the connected device.
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Getting started
What you can do with the
Bluetooth
function
About the voice guidance
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Supplied accessories
Checking the package contents
Replacing the earbuds
Replacing the arc supporters
When you have finished using the headset
On water resistant performance of the headset
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Parts and controls
Location and function of parts
About the indicator
Wearing the headset
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Power/Charging
Charging the headset
Available operating time
Checking the remaining battery charge
Turning on the headset
Turning off the headset
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Making connections
How to make a wireless connection to
Bluetooth
devices
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Android smartphone
Pairing and connecting with an
Android
smartphone
Connecting to a paired
Android
smartphone
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iPhone (iOS devices)
Pairing and connecting with an
iPhone
Connecting to a paired
iPhone
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Computers
Pairing and connecting with a computer (
Windows 10
)
Pairing and connecting with a computer (
Windows 8.1
)
Pairing and connecting with a computer (
Mac
)
Connecting to a paired computer (
Windows 10
)
Connecting to a paired computer (
Windows 8.1
)
Connecting to a paired computer (
Mac
)
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Other Bluetooth devices
Pairing and connecting with a
Bluetooth
device
Connecting to a paired
Bluetooth
device
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Multipoint connection
Connecting the headset to both a music player and a smartphone / mobile phone (multipoint connection)
Connecting the headset to 2
Android
smartphones (multipoint connection)
Connecting the headset to an
Android
smartphone and an
iPhone
(multipoint connection)
Disconnecting
Bluetooth
connection (after use)
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Listening to music
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Listening to music via a Bluetooth connection
Listening to music from a device via
Bluetooth
connection
Controlling the audio device (
Bluetooth
connection)
Disconnecting
Bluetooth
connection (after use)
Supported codecs
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Making phone calls
Receiving a call
Making a call
Functions for a phone call
Disconnecting
Bluetooth
connection (after use)
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Using the voice assist function
Using the voice assist function (
Google app
)
Using the voice assist function (
Siri
)
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Important information
Precautions
License notice
Trademarks
Customer support websites
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Troubleshooting
What can I do to solve a problem?
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Power/Charging
Unable to turn on the headset.
Charging cannot be done.
Charging time is too long.
The headset cannot be charged even if connecting the headset to a computer.
The remaining battery charge of the headset is not displayed on the screen of smartphone.
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Sound
No sound
Low sound level
Low sound quality
Sound skips frequently.
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Bluetooth connection
Pairing cannot be done.
Unable to make a
Bluetooth
connection.
Distorted sound
The headset does not operate properly.
Cannot hear a person on a call.
Low voice from callers
Noise interferes with your voice during a phone call or when using the voice assist function
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Resetting or initializing the headset
Resetting the headset
Initializing the headset to restore factory settings
