Letscom ST-BE32 User manual
Wireless Earbuds
ST-BE32
User Manual
Thank you for purchasing our products. This manual addresses the
safety guidelines, warranty and operating instructions. Please review
this manual thoroughly before operating your device.
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Wireless earbuds × 1 pair (left and right)
Charging case × 1
Eartips × 3 pairs (large, medium, small)
Micro USB cable × 1
User manual × 1
At a Glance
Package Contents
The charging case can also be
used as a cell phone stand.
Charging Case
MFB button
(multi-function button)
LED indicator
Microphone
Left Earbud
(Main Earbud)
Right Earbud
Replaceable eartips
Charging contacts
L
R
LED indicator
Micro USB
charging port
Groove for holding cell phones
flashes red and blue alternately
flashes red and blue alternately
every 6 seconds
alternately
minute
seconds and a voice reminder prompts
Charging case is being charged
indicators flash alternatively
indicators flash alternatively
indicator flashes
Earbud LED Indicator Guide
Charging Case LED Indicator Guide
(with earbuds in the case)
Charging case is not being charged
Note：
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Insert the earbud into your ear and rotate to fit comfortably. Ensure the
microphone is pointing towards your mouth.
Wearing the Earbuds
When you use the earbuds for the first time, remove the insulating
films on the charging contacts of the earbuds.
Charge the earbuds
1) Align the charging contacts on the right earbud with the charging
pins on the right side of the case.
3) When the earbuds LED indicators stay red, close the case.
Using the Earbuds
Charge the charging case
1) Plug the small end of the USB cable into the Micro USB port of the
charging case.
that is powered on.
Notes:
charging case can be used as a standalone charger.
into the case and close the case, the earbuds will not turn off
automatically. Turn off the earbuds manually.
automatically the time you take them out. Turn on the earbuds
manually.
Power on/off
Power on
charging case.
to turn on.
Note：
When you use the earbuds for the first time, remove the
insulating films on the charging contacts of the earbuds, and turn
on the earbuds by pressing and holding the MFB buttons on both
Power off
the charging case.
(when both earbuds are paired with your phone, press and hold
the MFB button on either left or right earbud, the other earbud will
be off at the same time).
Note：
When the earbuds are being charged in the charging case and
the charging case is out of power, the earbuds will turn on
automatically. If the Bluetooth of your Bluetooth device
connected to the earbuds before is on and device is within
pairable range, earbuds will connected to your device
automatically; if the Bluetooth of your Bluetooth device
connected to the earbuds before is off or device is not within
Pair
Pair both earbuds (Pair use)
1) Make sure the earbuds and your phone or other Bluetooth devices
3) Turn on the earbuds (when they are in shutdown state) and the
earbuds enter pairing mode (LED indicator on the left earbud
flashes red and blue alternately).
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code to pair.
9:(+2
$0
9:(+2
Notes:
them on.
automatically when they are turned on. Please turn on the Bluetooth
of your Bluetooth device before turning on the earbuds.
MFB button of the left earbud until the indicator on the left earbud
flashes red and blue alternately and earbud enters pairing mode.
Choose "-L" in your phone to pair and turn on the right
earbud.
earbud back to the charging case, you can use the left earbud alone
without interruption; but if you put the left earbud back to the
charging case, the right earbud is also disconnected to your phone
and you have to pair the right earbud with your phone again to use
the right earbud alone.
Pair ONE earbud (Mono Use)
You can use both earbuds simultaneously or use either of the two
earbuds alone.
1) Make sure the earbud and your phone or other Bluetooth devices
3) Take the earbud out of the charging case.
seconds.
flashes red and blue alternately and earbud enters pairing mode.
6) In the list of found Bluetooth devices in your phone or other
Bluetooth devices, choose "-L" if you use the left earbud or
"-R" if you use the right earbud to pair.
Note:
When the left/right earbud is connected to your phone and you take
the other earbud out of the charging case, earbuds will pair with each
other and then link back to your phone automatically (in the condition
that you have paired both earbuds with your phone before) .
Play/pause playing songs
Press the MFB button to pause and press the MFB button again to
resume playing songs.
Last/Next song
Press and hold the MFB button on the left/right earbud for 3
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Volume
Press the MFB button on the left/right earbud twice to
decrease/increase the volume.
Answer/hang up/reject calls
incoming call.
ongoing call.
incoming call.
Note:
To make/answer calls using erabuds, choose
"-L" as "Audio" route on your phone when you are
making/answering calls.
Reset the earbuds/clear all pairing information on the
earbuds
seconds until the indicators on earbuds flash red and blue
alternatively and then go off.
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Q: What should I do if the pairing failed?
are off.
3). Wait that the indicator on the left earbud flashes red and blue
alternately and earbuds enter pairing mode.
-L" in your phone to pair.
other or within 3 feet and there are no obstacles between.
stable" part for signal interference conditions).
Q: Earbuds are connected to phone A. What should I do if I want to
pair earbuds with phone B when I am not able to disconnect
earbuds from phone A?
1) Turn off the earbuds by pressing and holding the MFB buttons for 6
seconds.
the left earbud flashes red and blue alternately and earbud enters
pairing mode.
3) Choose "-L" in phone B to pair and turn on the right earbud.
Q: Why isn’t the sound clear/consistent sometimes?
Bluetooth signal is transmitted wirelessly and signals can be affected,
which results in intermittent sound of earbuds, in the following
Trouble Shooting
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the edge of the Bluetooth pairable distance.
To resume stable connection between the earbuds and your Bluetooth
device, try to avoid the above conditions and do the pairing again
following the steps in the pairing failed part.
Q: Is there a latency when I am watching a video from laptop or cell
phone?
phones and the apps.
hardly noticed on iOS devices, such as iPhone and iPad series.
For Android and Windows devices, the latency may be noticed in a few
apps.
Q: Why is the power running out fast?
into the case and close the case, the earbuds will not turn off
automatically. To avoid unwanted power consumption, turn off the
earbuds manually.
charging case is out of power, the earbuds will turn on automatically.
To avoid unwanted power consumption, turn off the earbuds
manually.
Model
Bluetooth Standard
Operating Range
Supporting Protocols
Charging Time
Talk/Playing Time
Waterproof Rate
Battery Type
Battery Capacity
between)
case)
volume level and audio content)
Li-polymer
(charging case)
Specifications
SAFETY AND WARRANTY
Important Safety Instructions
caution while using your earbuds when you are engaging in any
activity that requires your full attention.
should consult your physician before using this product.
children and should be kept out of reach from children. This product
is not a toy – never allow children to play with this product. Always
store the product out of reach from children. The bags themselves or
the many small parts they contain may cause choking if ingested.
kind into the products, as this may cause short circuits which could
result in a fire or electric shock.
parts of your product require replacement for any reason, including
normal wear and tear or breakage, please contact us.
machinery.
damaged, if the product has a damaged cord or plug, or if the
product has been dropped in a liquid, discontinue use and contact
us.
earbuds to moving water (e.g., from a faucet, etc.).
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participating in water sports, e.g., swimming, waterskiing, surfing,
etc.
the summer and winter conditions, will reduce the capacity and
lifetime of the earbuds.
Remember: Always drive safely, avoid distractions and follow local
laws!
Using the earbuds while operating a motor vehicle, motorcycle,
watercraft or bicycle may be dangerous, and is illegal in some
Use caution while using your earbuds when you are engaging in any
activity that requires your full attention. While engaging in any such
activity, removing the earbuds from your ear or turning off your
earbuds will keep you from being distracted, so as to avoid accident
Ć Read all the instructions before using the charging case.
Ć
charging case is used near children.
Ć
Ć Use of a power supply or charger that is not recommended or sold
Ć
Ć Do not use a charging case that is damaged or modified. Damaged
Ć Do not disassemble the charging case. Incorrect reassembly may
Ć
Ć
identical replacement parts.
WARRANTY
We strive to build our products with the highest attention to detail and
We are happy to offer 1-year hassle-free warranty to all our products
if you have any questions about our devices.
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