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Thank you for purchasing this MAXELL product. Before use, make 

sure to read this Instruction Manual and use the product correctly 

and safely. 

Main Unit

Contents of the package

Wireless Earphone

Even while walking, using it in where it will be dangerous if 

surrounding sounds cannot be heard (such as railway crossings, 

crosswalks, station platforms, roadways, construction sites, etc.) 

can cause unexpected serious accidents.

If the cord is swallowed or tangled around the neck, it may cause 

 suffocation etc. In case of accident, seek medical attention immediately. 

The surface of equipment and parts may deteriorate, result in 

causing fire. Please take extra care in closed automobile in summer, 

or it is under direct sunlight or near a stove. 

Radio waves may affect cardiac pacemakers and medical equipment. 

Please do not use in areas where use of wireless equipment is 

prohibited such as in hospitals or priority seat of trains etc.

It may cause leakage, overheating, fire or breakage.

 

Continuously listening to loud volume can result in over stimulation 

of ears for an extended period of time. It may affect the hearing. 

Furthermore, if the volume is raised too much from the beginning, 

the sudden loud sounds may harm ears. Before using, please reduce

  the volume of the connected device.

~



Continued usage may cause irritation or rash. 

If you feel an abnormality, please discontinue use and seek medical

 attention.

It may hurt your ear hole.

Charging and using at temperatures outside this range may cause 

leakage, overheating, breakage, or malfunction.



Please remove dust and dirt regularly. Otherwise it may cause 

overheating or fire.

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May cause traffic accident as hard to hear surroundings.

Please strictly follow

Danger

Warning

Caution

If it is handled incorrectly, the user may suffer 

death or severe injury

*1

  and the urgency is high.

If it is handled incorrectly, it is assumed that 

the user may suffer death or serious injury

*1

.

If it is handled incorrectly, it is assumed that the user

may suffer minor injury

*2

 or there is a possibility that 

property damage

*3

 may occur.”  

Safety Caution

 

*2: Minor injury refers to hurt, burnt, electric shock, etc. which do not result 

      in hospitalization or long-term follow-up consultation

*3: Property damage refers broad damages to houses or properties and 

      domestic animals/ pets.

 

*1: Severe injury is indicated by those that have after effects such as 

      blindness, injury, burns (high temperature burns/low temperature burns, 

chemical burns), electric shock, fracture, poisoning, etc. and those 

      requiring hospitalization or long-term regular hospital visits for treatment.

     stands for caution to fire, explosion, high temperature 
when handling the product. Details will be illustrated 
inside the symbol.
     stands for prohibited actions when handling the product.
Details will be illustrated inside or next to the symbol or 
with written description next to it.
    stands for instruction which must be followed. Details 
will be illustrated inside or next to the symbol or with
written description next to it.

Examples of     Symbol

Danger

Warning

Caution

When charging, please use USB port of computer etc. or USB adapter. 

Using other power exceeding USB rating may result in heat 

generation, ignition, failure, electric shock or injury.

 

­

€

Please do not touch the leaked liquid. If liquid leaks from this device 

and gets into the eye, do not rub. Rinse with plenty of clean water 

immediately and consult a doctor. It may cause blindness.

        station for moving object identification from the device,         

immediately change the location of use or stop the emission of         

radio waves.

In addition, when any troubles arise such as radio  interference to 

        a specific low-power radio station or an amateur radio station for 

        moving object identification from this unit happened, please 

        contact our  company’s "Customer Service Center”.

This unit is certified as a low-power data communication system

        based on the Radio Law. Therefore, you do not need a wireless 

        station license to use this machine. However, it is prohibited to 

        disassemble, remodel or erase the certification marking on the  

        product.

Please do not use in areas where use of mobile phone and

        wireless equipment is prohibited such as in hospitals or priority 

        seat of trains etc. 

Note on wireless use

This device uses 2.4 GHz frequency band. This frequency  band is 

used by internal radio stations (radio stations that requires  a license), 

specific low-power radio stations (radio stations that do  not require a 

license) and amateur radio stations (radio stations that requires a 

license) for moving object identification that are used in industrial, also  

scientific, and medical equipment such as microwave ovens  as well as 

factory manufacturing lines.

Before using this device, make sure that any internal radio station, 

        any specific low power radio station or any amateur radio station 
        for moving object identification are not operated nearby.

In the unlikely event of radio interference to an internal  radio 

1.

2.

3.

4.

5.

This may result in heat generation, ignition, breakage, leakage.

If smoke or strange smell or sounds comes out, or water or foreign 

object gets inside, or the product is dropped, please turn off the 

power immediately. Furthermore, if it is being charged via USB, 

unplug the USB connection. Continued usage may cause heat 

generation, ignition, malfunction, electric shock, etc. 

 ‚

This may cause fire or electric shock.

Fire, electric shock, injury may occur.

This radio equipment uses the 2.4 GHz band. 

The FHSS modulation method is adopted as 

the modulation method, and the interference 

distance is 10 m.

Introduction

Disclaimer

Maxell shall not be responsible for any damage caused by fires, 

earthquakes, action of a third party, any accidents, intended or unintended 

misuse or other usage under abnormal conditions.

This Instruction Manual may be subject to change without prior notice.

In order to improve the product, external appearance or part of the 

specifications may be subject to change without prior notice.

Maxell shall not be responsible for failure due to any damage caused by  

usage other than described in the instruction manual.  

This product is Japanese specification. We assume no responsibility if use 

outside Japan.

About the user manual

This product is not being designed to be any equipment or device which 

could be concerned with human life such as medical device, nuclear device, 

astronomical device, transportation device etc., nor equipment or devices 

which requires high reliability.  In case this product is used for the above 

equipment and/ or systems, Maxell do not responsible for any injuries or fire 

accident cause by the failure of this product.

Bluetooth

® 

MXH-BTC14

Charging Cable 

(approx. 25cm) x 1pc

(This Document)

User Manual

Eartips

(S/M/L 2 units each)

M is attached to the main unit

M is attached to the main unit

Earbuds with Fins 

(M/L 2 units each)

Earbuds without Fins 

(2 units) 

Name of Each Part

4. Remove the charging USB cable. When the remaining battery power 

is low, the red indicator light will flash. Please charge immediately.    

Please use DC5V  power supply based on the USB standard for USB port.

 If device is not being used for an extended period of time, please charge at

 least once every 6 months. Charging may not be possible if it is completely

discharged by itself.
The Lithium-ion battery is a consumable item. The more the battery is 

used, the shorter the time the battery functions per charge. If the function

time per charge becomes extremely short, then the battery has reached the 

end of its life.
The device cannot be operated during charging.

Do not use any USB cable other than the supplied USB cable.

Please check the direction of the terminal carefully before inserting the

charging cable. If it is inserted incorrectly, the terminal may be damaged.


Preparation

main unit 

   

<Charging>

This product has a built-in lithium ion battery. After purchase,  

please charge before use.

Connect the supplied charging USB cable to the 

          and to the USB port of PC or USB adapter.

The indicator on the main unit turns red and charging begins. 
Charging is completed when the indicator LED turns off.

    (Charging time: about 3 hrs)

1.

2.
3.

<Choosing earbuds with fins>

 

At the time of purchase, M size earbuds with fins are attached to the main unit.

If size M does not fit your ears, please replace with the size L. If you do not use 

the earbuds with fins,  please replace with the one without fins.

1

2

3

4

The warranty stated in the warranty certificate is all we warrant, and we do 

not warrant anything except for this warranty including express warranty 

and implied warranty.  

Earbuds with Fins

Eartips

Multi Button

Power ON/OFF, Pairing,

PLAY/PAUSE, Pick up call/End call

Indicator LED

Microphone 

Charging Terminal

+ Button

Volume Up, Next song 

Volume Down / 

Previous Song

_ Button

· Red light: Charging in 

  progress 
· Off: Charging completed

Indicator LED

USB port

M

L

Without fins

Summary of Contents for MXH-BTC14

Page 1: ...t of the specifications may be subject to change without prior notice Maxell shall not be responsible for failure due to any damage caused by usage other than described in the instruction manual This...

Page 2: ...acture poisoning etc and those requiring hospitalization or long term regular hospital visits for treatment stands for caution to fire explosion high temperature when handling the product Details will...

Page 3: ...unit is certified as a low power data communication system based on the Radio Law Therefore you do not need a wireless station license to use this machine However it is prohibited to disassemble remo...

Page 4: ...inserting the charging cable If it is inserted incorrectly the terminal may be damaged Preparation main unit Charging This product has a built in lithium ion battery After purchase please charge befor...

Page 5: ...turns off After blue LED light up it flashes How to operate At the time of purchase size M eartips areattached to the main unit If size M does not fit your ears please replace with the size S or size...

Page 6: ...the same time you can receive phone calls from either one of the two mobile phones with this product Multipoint function 1 2 3 4 Pair this product with the first mobile phone Please refer to Pairing a...

Page 7: ...os and service marks are registered trademarks and trade names of maxell or their respective owners Disposal of rechargeable batteries in Japan The built in rechargeable battery can be recycled Do not...

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