Boya K-buds Manuel utilisateur
K-buds
True Wireless Earbuds
Thank you for purchasing the K-buds True Wireless Earbud!
Earbud Tip Earbud Charging Contact
Charging Case Indicator
Type-C Charging Port
Microphone
Earbud Indicator
MFB (Multi-Function Button)
Tip: fully charge the earbuds and charging case before first use.
Automatically:
①The left/right earbud will automatically turn on after being removed
At A Glance
Package Contents
Turning the earbuds on/off
Charging Case x 1
Earbud x 2
Earbud tips (pairs) x 4
Storage Bag x 1
User Manual x 1
Type-C Charging Cable x 1
Warranty card x 1
7
3
1
2
5
6
4
Pairing
from the charging case.
②The left/right earbud will automatically turn off after being placed
back into the charging case, with the red light facing up.
Manually:
①Press and hold the MFB button on the left/right earbud for 2.5s to
turn on each earbud separately.
With the device paired, press and hold the MFB button on the left/
right earbud for 8s to turn off each earbud separately.
②Without a device paired, press and hold the MFB button on either
the left or right earbud for 8s to turn off both left and right earbuds.
Tips:
① Both the left and right earbuds will automatically turn off after 5
mins if they have not been paired.
② The left and right earbuds will automatically turn off if the battery is
too low.
Double earbuds mode:
① The earbuds will automatically pair with each other after being
turned on.
② When pairing is successful, the “main earbud” makes the sound
“Du” while the “auxiliary earbud” makes the sound “DuDu”(“main”
and “auxiliary” earbuds switch automatically). The blue light on each
earbud will flash every 0.5s until the Bluetooth device is connected.
③ Turn on the Bluetooth function on your device and connect to the
Bluetooth device named “K-buds”.
Single earbud mode:
① Turn on either left or right earbud and wait until the blue light
flashes every 0.5s.
② Turn on the Bluetooth function on your device and connect to the
Bluetooth device named “K-buds”.
Reconnect:
The earbuds will automatically connect to the last connected device
after being turned on again.
Wearing the earbuds
Basic Operations
Earbuds Resetting
For your comfort, 2 different sizes of earbud tips are included.
① Play/Pause:
Double tap the MFB button on the left/right earbud.
② Volume +/Volume :
Volume - : Press and hold the MFB button on the left earbud for 1.5s.
Volume + : Press and hold the MFB button on the right earbud for 1.5s.
③ Previous/Next Track:
Previous Track: Triple press the MFB button on the left earbud.
Next Track: Triple press the MFB button on the right earbud.
④ Wake Up Voice Assistant:
Press the MFB button on the left/right earbud 4 times.
⑤ Calling Operation:
Answer/Hang Up: Press the MFB button on the left/right earbud.
Reject: Press and hold the MFB button on the left/right earbud for 1.5s.
①While the earbuds are off or in the charging case, press and hold
the MFB button on the left/right earbud for 12s. This will prompt the
following sequence: “Power On”, “Pairing”, “DuDuDuDu”. In turn, the
earbud light will turn on and be steady for 2.5s and then turn off,
indicating that the earbuds have successfully been restored to factory
settings.
② Place both earbuds back in the charging case, close the cover
and take them out after a short period. The earbuds will turn on,
Indicator Light
Sound prompt
automatically pair in double earbud mode, and search for devices to
pair with (the red/blue light will be steady for 2.5s, then the blue light
will flash every 0.5s).
Power on Blue light on earbuds steady for 2.5s
Power off Red light on earbuds steady for 2.5s
Connection pending Blue light on earbuds flashes every 0.5s
Reconnection pending Blue light on earbuds flashes twice every
4s
Successful connection Red/blue light on earbuds steady for 1.5s
Connected Blue light on earbuds flashes every 14s
Incoming call Blue light on earbuds flashes twice every
4s
Earbuds charging Red light on earbuds/blue light on
charging case steady
Earbuds fully charged Blue light on earbuds steady for 7s and
then turns off
Earbuds low battery Red light on earbuds flashes every 14s
Charging case charging Red light on charging case flashes
Charging case fully
charged
Red light on charging case steady
Power on “ Power on ”
Power off “ Power off ”
Connection pending “ Pairing ”
Successful connection “ Your headset is connected ”
Disconnect “ Disconnected ”
Earbuds low battery “ Battery low ”
Incoming call “ Mobile phone with ringtone ”
Reject Call “ Call reject ”
Connection out of range “ Link lost ”
Restore to factory setting “ DuDuDuDu ”
Maximum Volume “ DuDu ”
Minimum Volume “ DuDu ”
Product Parameters
Warning
Bluetooth Name K-buds
Bluetooth Version V5.0
Frequency Range 20HZ-20KHZ
Bluetooth Range ≥10m
Earbuds Battery 50mAh*2
Charging Case Battery 400mAh
Charging Input DC5V/1A
Music Play Time ≈6 hours(Earbuds) (50% Volume)
≈16 hours(Charging case)
Charging Time ≈1 hours(Earbuds)
≈1 hours(Charging case)
Bluetooth Profile HSP/HFP/A2DP/AVRCP
Weight 5g(Earbuds), 32g(Charging case)
①Do not disassemble, repair or modify the product, as it may catch
fire, cause an electric shock, or even completely damage the product.
②Do not keep the product in adverse cold (below 0℃) or hot (above
45℃) temperatures.
③ Do not use the product in thunderstorms, as it may cause the
product to work improperly and increase the risk of electric shock.
Contact Us
Common Problems
Q: The earbuds will not turn on automatically
A: ①Check if the charging case has power.
②Check if the earbuds have low battery.
③Check if the earbuds can be turned on manually.
Q: Bluetooth signal is not stable?
A: ①Check if there's nearby electromagnetic interference.
② Check if the earbuds are too far from the device.
③ Restart the phone, as the mobile phone signal may be unstable.
④ Restart the Wi-Fi and try again.
Q: How do I know if the earbuds are fully charged?
A: ① The charging time for the earbuds is approximately 1 hour.
② When fully charged, the earbuds’ blue light will be steady for 7s
and then turn off.
Q: The earbuds will not charge?
A: ① Make sure the earbuds’ charging contacts are clean.
④Do not wipe the product with oil or other volatile liquids.
⑤ Do not use the earbuds for too long, as this can cause hearing
damage.
⑥ Only use original charging cables, such as:
Type-C (1-2A) adapter cable, Car charging (1-2A) adapter cable.
⑦ Please only use the original mobile phone charging cable or the
USB port on a computer.
The earbuds do not support adapters with an output current over 2A,
as it may cause damage to the product.
① Contact Number: 4006131096
②Official website: www.jiayz.com
③ Address: Building A16, Silicon Valley Power Intelligent Terminal
Industrial Park, Guanlan Dafu Industrial District, Shenzhen
② Check whether the earbuds are placed in the charging case
properly.
③ Check whether the charging case has sufficient power.
Q: How do I adjust the volume with the earbuds?
A: ①Press and hold the MFB button on the left earbud for 1.5s to
decrease the volume.
Press and hold the MFB button on the right earbud for 1.5s to
increase the volume.
② When you adjust the volume, most Android phones won’t
display the change. You need to hear the volume change
yourself (there are 15 volume levels in total).
Q: How do I connect the earbuds to a device?
A: ①Turn on the earbuds and wait until the blue indicator light
flashes every 0.5s, which means the earbud is pending for
connection.
② Turn on the Bluetooth function on your device and connect to
the Bluetooth device named “K-buds”.
Q: No sound from the earbuds?
A: ① Check if the earbuds are connected to the mobile phone, and
whether audio is selected.
② Check if the earbuds are muted.
③Check if there is nearby electromagnetic interference or if the
earbuds are too far away from the device.
Warranty
①The warranty only extends to issues that emerge during normal use.
②Under the following circumstances, the free warranty will be refused.
A. The product has been mishandled, inadvertently used, or
damaged due to irresistible movement.
B. The product has been disassembled and repaired privately
without the company's permission.
C. The head unit is in the form of debris or impact, which causes the
diaphragm to deform, crush, and soak for a long time. Damage
to the casing, deformation, etc.
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
Equalizer
We have produced an equalizer for Windows PC to boost your
experience with K-Buds. To start using the equalizer, please download
it from k-buds.destructivecreations.pl and install it on your PC.
Before using the equalizer:
- Pair your K-buds with your PC via Bluetooth.
- Start the equalizer program and click the checkbox with K-buds.
- Restart your PC.
- Open the equalizer and use the predefined preset settings or adjust
the equalizer settings manually to your needs.
harmful interference in a residential installation. This equipment
generates, uses, and can radiate radiofrequency 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 again, the user is encouraged to try to correct the interference
through one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
-Connect the equipment to an outlet on a circuit different from that to
which the receiver is connected.
-Consult the seller or an experienced radio/TV technician for help.
K-buds
True Wireless Earbuds
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