Xiaomi Redmi Buds 4 User manual

Redmi Buds 4 User Manual
21
PAP

01
Product Overview
Charging Case
Charging Port
Indicator
Charging Case
Earbuds
Read thismanual carefully before use, and retain
it for future reference.
Illustrations of product, accessories, and user
interface in the user manual are for reference
purposes only. Actual product and functions
may vary due to product enhancements.
Feedforward Microphone
Talk Microphone
Feedback Microphone

02
First-time Use
Wearing
Gently place the earbud into your ear canal,
then adjust it to a comfortable position.
During calls, make sure to point the talk
microphone towards your mouth for clearer
calls.
Note: The M-size ear tips are preinstalled. If
feeling uncomfortable, please change to size L
Open the lid and take out earbuds.
Remove the protective film.
Put both earbuds into the charging case.
Close and then open the lid to start pairing.
1.
2.
3.

03
Make sure the charging case is not out of
charging case, and the earbuds will
automatically turn on.
Turning On
Charging
When the earbuds are placed in the charging
case, they will automatically start charging.
into the charging case. This will extend their
service lifeand helps to avoid losing or misplacing
them.
Use the Type-C charging cable to charge both
the earbuds and the charging case. The charging
case indicator remains white while charging,
and turns o when fully charged.
Charging the earbuds
Charging the charging case

04
First time connection
Connection
Turning O
When using for the first time, put both earbuds
into the charging case and close the lid. Open
the lid again and the charging case indicator
will blink white slowly for about 1 minute.
During this period, enable the Bluetooth
function on your phone, and then search and
tap "Redmi Buds 4" to connect the earbuds. If
the earbuds are connected successfully, the
seconds;otherwise,it willturn o automatically
Make sure the charging case is not out of
charging case and close the lid, they will
automatically disconnect and start charging,
and automatically turn o once fully charged.
When turned on and out of the charging case,
about 1 hour if remaining disconnected from
the device without any operations (such as
being worn on or put back into the case).

05
Note: If the earbuds cannot be connected,
close and open the lid and then repeat the
above operation.
Automatic connection
When the earbuds are in the charging case,
opening the lid of the charging case will
automatically connect the earbuds to the most
recently used Bluetooth device. If the earbuds
cannot successfully connect to any Bluetooth
device, they will automatically enter the
low-power consumption mode.
Make sure the charging case is not out of
case. Keep the lid open, and press and hold
the charging case indicator starts blinking.
Now you can search and connect with the
earbuds on a new device.
When the earbuds are connected,any previously
paired device can select and reconnect with
the earbuds from its paring records. Once
reconnected, the earbuds will disconnect from
the current device it is already paired with.
Connecting to other devices

06
Place the earbuds into the charging case.
Methods ：
Method 1: Close the charging case lid. Press
10 seconds until the charging case indicator
stays on for about 3 seconds and then turns
o.
Method 2: Open the charging case lid. Press
10 seconds until the charging case indicator
stays on for about3seconds and then blinks
slowly.
1.
2.
Disconnected
When the earbuds are connected to a device,if
the device'sBluetooth is disabled, the device is
too far to be connected to, or both earbuds are
in the charging case with the lid closed, the
earbuds will disconnect from the device.
The connection history has been cleared and
the earbuds are waiting for a connection.
Note: Due to the technical characteristics of
loss of connection or sound in areas with dens e
electromagnetic signal interference at 2.4 GHz.

07
Function Overview
Note: Once the weather is cold outdoors and
your hands become dry, the earbuds may not
function when touching them.
Multi-function
Touch Area
During calls
Double-tap: Answer a call
Triple-tap: Decline or end a call
Music
Double-tap: Pause or play
Triple-tap: Play next track
Take outeitherearbud: Pause music/Wear the
earbud back within 120 seconds to resume
playing
Noise cancellation mode/Transparency mode
When wearing both earbuds, press and hold
either earbud to switch between: Noise
cancellation mode <> Transparency mode

08
Download and open the app.
Place the earbuds into the charging case and
close its lid. Ensure the phone is unlocked
and its Bluetooth is enabled,andhold itclose
to the charging case. Open the chargingcase
lid and follow the instructions on the phone
to connect the earbuds.
1.
2.
How to Use the App
The built-in function can be used with the app
via Bluetooth. Scan the QR code below to
download the app.
Note: Once connected, you can use the app
to update the firmware of the earbuds.
Quick connection
Connecting with the app

09
Examples of frequently used functions
Once connected with the app for phones,
press and hold the multi-function touch area
on either earbud (in the app, set the "press
and hold" as waking up the voice assistant) to
activate the AI voice assistant to assist you in
completing tasks by voice.
Set an alarm for 8:00 tomorrow morning.
Pause .
Please speak louder.
What's the weather like today?
How do I speak "thank you" in French?

10
Specifications
Name: Wireless Earphones
Model: M2137E1
Frequency Band: 2402–2480 MHz
Max RF Output Power: < 20 mW
Storage Temperature: 0 °C to 45 °C
Operating Temperature: 0 °C to 45 °C
Earbuds
Wireless Range:
10 m (in an obstacle-free environment)
Input: 5 V =100 mA
Wireless Connectivity: Bluetooth ® 5.2
Charging Case
Model: M2137E1
Charging Port: Type-C
Input: 5 V =450 mA
Output: 5 V =240 mA

11
Important Safety Information
be removed or replaced. To avoid damage to
can only be replaced by the authorized service
providers and must be replaced with the same
type.
incorrect type may defeat a safeguard (such
as catching fire, explosion and leakage of
corrosive electrolyte). Do not dispose of used
with local laws and regulations.
modify the product, as this may cause fire or
even completely damage the product.
Keep the product's indicator away from the
eyes of children and animals while the
product is in use.
Do not disassemble, puncture or crush the
product nor expose it to fire.
Please stop using the product immediately
and seek medical assistance if the contact
area on your skin shows signs of redness or
swelling.

12
This product is not a toy and may contain
small parts. Please keep them out of the reach
of children.
water or other liquids or mechanically crushing
explosion.
temperature surrounding environment that
can result in an explosion or the leakage of
flammable liquid or gas.
pressure that may result in an explosion or
the leakage of flammable liquid or gas.
Product information and certification marks
are located in the Charging Case.
= The symbol indicates DC voltage.
The Bluetooth ® word mark and logos are
registered trademarks owned by Bluetooth
SIG, Inc. and any use of such marks by Xiaomi
Inc. is under license. Other trademarks and trade
names are those of their respective owners.
To prevent possible hearing loss, do
not use high volume for long periods
of time.

13
Hereby, Chongqing Qianxing Technology Co.,
Ltd. declares that the radio equipment type
M2137E1 is in compliance with Directive
2014/53/EU. The full text of the EU declaration
of conformity is available at the following
internet address:
declaration.html
Hereby, Chongqing Qianxing Technology Co.,
Ltd. declares that the radio equipment type
M2137E1 is in compliance with Radio
Equipment Regulations 2017. The full text of
the UKCA declaration of conformity is
available at the following internet address:
declaration.html
EU DECLARATION OFCONFORMITY

14
All products bearing this symbol are waste
electrical and electronic equipment (WEEE as
in directive 2012/19/EU) which should not be
mixed with unsorted household waste.
Instead, you should protect human health and
the environment by handing over your waste
equipment to a designated collection point for
the recyclingofwaste electrical andelectronic
equipment, appointed by the government or
local authorities. Correct disposal and recycling
will help prevent potential negative
consequences to the environment and human
health. Please contact the installer or local
authorities for more information about the
location as wellasterms andconditions of such
collection points.
WEEE Information
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

15
accept any interference
received, including
interference thatmay cause undesired operation.
Any Changes or modifications not expressly
approved by the partyresponsible for compliance
could void the user's authority to operate the
equipment.
Note: This equipment has been tested and found
to comply with the limits for a Class Bdigitaldevice,
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
canradiate radiofrequency energyand,ifnotinstalled
and used in accordance with the instructions, may
cause harmful interference to radio communications.
However, there is no guaranteethat interference
will notoccur in a particular installation.If this
equipment does cause harmfulinterference to radio
or television reception, which can be determined
by turning the equipment o and on, the useris
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 ona circuit
dierent from that to which the receiver is
connected.

16
-Consult the dealer or an experienced radio/TV
technician for help.
This equipment complies with FCC/ISED radiation
exposure limits set forth for an uncontrolled
environment. End user must follow the specific
operating instructionsfor satisfying RF exposure
co-located or operating in conjunction with
• The portable device is designed to meet the
requirements for exposure to radio waves
established by the ISED. These requirements
set a SAR limit of 1.6 W/kg aver aged over one
gram of tissue.
This device contains licence-exempt
Innovation, Science and EconomicDevelopment
Canada’s licence-exempt RSS(s). Operation is
subject to the following two conditions:
1. This device may not cause interference.
2. This device must accept any interference,
including interference that may cause undesired
operation of the device.
FCC ID: 2AW4L-M2137E1
IC: 26401-M2137E1
CAN ICES-003(B)/NMB-003(B)

17
Warranty Notice
As a Xiaomi consumer, you benefit under
certain conditions from additional warranties.
Xiaomi oers specific consumer warranty
benefits which are in addition to, and not instead
of, any legal warranties provided by your national
consumer law. The duration and conditions
related to the legal warranties are provided by
respective local laws. For more information
about the consumer warranty benefits, please
refer to Xiaomi's ocial website
Except as prohibited by laws or otherwise
shall be limited to the country or region of the
original purchase. Under the consumer warranty,
will, at its discretion, repair, replace or refund
your product. Normal wear and tear, force majeure,
abuse or damage caused by the user's negligence
or fault are not warranted. The contact person
Xiaomi's authorized service network, Xiaomi's
authorized distributorsor the final vendor who
sold the products to you. If in doubt please contact
the relevant person as Xiaomi may identify.

18
Products which were not duly imported
and/or were not duly manufactured by
Xiaomi and/or were not duly acquired from
Xiaomi or a Xiaomi’s official seller are not
covered by the present warranties. As per
applicable law you may benefit from
warranties from the
non-official retailer who sold the product.
Therefore, Xiaomi invites you to contact the
retailer from whom you purchased the
product.

19
CS34564
Energy Effi ciency
Verified
CIDF15000056
Complies With
IMDA Standards
DB106135
80848/SDPPI/2022
9003
Manufactured for:
Xiaomi Communications Co., Ltd.
Manufactured by:
Chongqing Qianxing Technology Co., Ltd.
(a Mi Ecosystem company)
Address: No. 8, Shuangxing Avenue, Biquan
Street, Bishan District, Chongqing Municipality,
China
For further information, please go to
www.mi.com User Manual Version: V1.0
Importer:
Beryko s.r.o.
Pod Vinicemi 931/2, 301 00 Plzeň
www.beryko.cz