Takstar SHADE - Инструкция по эксплуатации - Страница 7

Usage:

To avoid hearing loss, please set the playing equipment volume to minimum before connecting the 

headphone (or earphone). After wearing the headphone (or earphone), increase the volume to a proper 

level. The noise is calculated by dB. The noise above 85 dB leads to hearing loss. 

Please pay attention to your operation habit. The relationship of volume & hearing time and hearing 

loss as below: the higher the volume is, the shorter the hearing time should be. The more proper the 

volume level is, the longer the hearing time can be. The long time hearing at high volume level leads 

to permanent hearing loss. 

This dB table lists the comparison of some normal sounds and the potential hurt level to your hearing. 

The average person can hear the music safely at 70% volume for 4.6 hours every day. It is very important 

to know the volume and time when hearing music. Use your equipment sufficiently at safe volume level 

to enjoy the outstanding sound performance. 

Noise Level

30dB

50-60dB

70dB

85-90dB

100dB

110dB

110-140dB

Quiet office

Vacuum cleaner

/

hair drier

Food processor

Electric motor saw

/

electric drill

Sound Source

Whisper

Garbage cleaning machine or cement mixer

Rock & roll concert (it depends)

Consequence on Hearing

It is recommended to hear the sound of 90-100dB for less than 15 

minutes

Very quiet

It has some invasion and interference to the telephone talking

85dB (continuously 8 hours) is the level to hurt the hearing

The painful hearing threshold is about 120dB

Hearing the sound over 100dB without any protective measure 

leads to permanent hearing loss

Comfortable hearing level is below 60dB

Maintenance:

• After the operation for some time, please use dr y cloth or the tower with neutral soapsuds or 

detergent for cleaning. Do not put it into water for cleaning.

• Operating the headphone in high temperature or high humidity leads to headphone damage or 

shortening the headphone life.  

Prohibition

Caution:

DANGER

• 

To guarantee personal safety, do not wear or keep the headphone close (less than 10cm) 

to the pacemaker. 

• To guarantee personal safety, do not operate the headphone (or earphone) during driving 
  

or riding or walking. 

• Do not connect the cable plug with AC power socket.

• 

Keep the headphone (or earphone) away from fire to avoid explosion.

WARNING

CAUTION

• Please keep the headphone (or earphone) in dry and clean environment. During operation, 
  

prevent the headphone (or earphone) from water entering into it or dropping or colliding 

to avoid damage. 

• Supervise the children when they are using this product because this product is not a toy. 

• Abide by the relative regulation or law during operation. Do not use this headphone if it is 
  prohibited by regulation or law to avoid accident. 

• The rated power of  is 15mW. Please do not operate it at overload status to avoid headphone 
   (or earphone) damage. 

• 

Please do not disassemble or repair the headphone by yourself to avoid problem happens. 

Prohibition

Prohibition

Implementation

Prohibition

Implementation

Disassembly 
Prohibited

Implementation

Implementation

• Keep the headphone away from strong magnet to avoid demagnetizing or headphone sensitivity 

decreased. 

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