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Q : How to carry and store your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.

Q : How to care your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.

Q : The headphones had dirty. (sweat, earwax, dirt and/or copper oxide coating etc.)

Q : What is "Studio Monitor"?


Q : Can I use in any personal computer or audio? Do you can also use a mobile phone?


Q : Can ZERO AUDIO IEMs/earbuds/(In-ear-)headphones work with Airplane Headphones Terminal Jack?


Q : When to feel prickliness in your skin wearing your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.


Q : What is "Balanced Armature Speaker" ?


Q : What is "Y-type" in Specification?


Q : When to hear noise.

Q : When to hear hissing noise.


Q : When to hear "crispy sound" in wearing your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.

Q : When to hear only coming from one side of your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones, or when to hear nothing from both sides.


Q : How long does the product warranty last? Is any repair after the product warranty period available?











Q : How to carry and store your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.
 
A : Carry and store your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones in the attached carrying case or optional Headphone clips carefully.
Do not wrap the cord of your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones around MP3 players, Smartphones or other portable audio players, otherwise wiring disconnection may cause sound deterioration failures.
If a little of moisture, sweat or oil adheres to your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones, even though their operations may have no probrem for a short while, wipe it as soon as possible and store the IEMs/earbuds/(In-ear-)headphones under normal environmental conditions in order to prevent deterioration.
Pay attention to conditions of heat and /or humidity, otherwise sound deterioration or failures may result.
Keep your earpieces clean by regular cleaning up removing them from your ZERO AUDIO IEMs/earbuds/IN-ear-headphones, otherwise obstruction in the earpieces may cause sound deterioration or failures.

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Q : How to care your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.

A1 : Wipe the L/R bodies and plug of your ZERO AUDIO IRMs/earbuds/(In-ear)headphones with a clean dry cloth.
Clean up the nozzle filter by using a dry cloth, a cotton swab, a blower and others after removing the earpiece from the body. Wash the earpiece by hand with mild neutral detergent after removing it from the body, and dry it well to prevent failures in use.
Do not lubricate, use chemicals such as insecticides to your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones, otherwise failures, deformation, discoloration or cracks may result.

A2 : Polish and clean Brass Horn Nozzle with a dry cloth regulaly.
Brass Horn Nozzle is made from brass and has a clear coating on its surface.Discoloration such as a change to black, red and green may be subject to secular change, scratch or adhering sweat in use, and it is a result of copper oxide film incidence and not a failure.
In such a case, wipe the nozzle with a dry cloth and it provides characteristic texture on the surface.

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Q : When your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones get dirty (by sweat, earwax, dirt or copper oxide film etc.).

A1 :Body and plug / Wipe the L/R boodies and plug with a clean dry cloth. Do not wash them by using water or cleaning substances otherwise failures may result.

A2 :Nollle and Nozzle filter / Clean up the nozzle and nozzle filter by using a dry cloth, a cotton swab, a blower and others after removing the earpiece from the body.
Nozzle filter may be blocked by sweat, earwax, dirt or other obstructions.if any care is not done regularly.
If no obstructions disappear and sound quality does not improve after the cleaning, remove the filter carefully with tweezers. And sound quality may improbe.
Clean the nozzle more carefully and regularly after removing the filter. Note that the filter is expendable, not warrantable, and not optional.

A3 :Wash the ear piece by hand with mild neutral detergent after removing it from the body, and dry it well to prevent failures in use.

A4 : When the brass horn nozzle of ZH-BX510-CS/ZH-BX700-CD get dirty, polish and clean Brass Horn Nozzle with a dry cloth.
Brass Horn Nozzle is made from brass and has a clear coating on its surface. Discoloration such as a change to black, red and green may be subject to secular change, scratch or adhering sweat in use, and it is a result of copper oxide film incidence and not a failure.
In such a case, wipe the nozzle with a dry cloth and it provides characteristic texture on the surface.
Copper oxide film is known to be harmless. Flush out it with detergent water when it is attached.

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Q : What is "Studio Monitor" ?

A : Studio Monitor is generic name of audio reproduction devices for audioproduction applications, such as recording studios etc...
Where musicians or audio engineers check their recordings by monitoring though such devices.

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Q : What are conforming audio deviices, audio players and PC for ZERO AUDIO IEMs/earbuds/(In-ear-)headphones? Do mobile phones also apply to them?

A : ZERO AUDIO IEMs/earbuds/(In-ear-)headphones are available for all audio devices that have audio input terminal Φ3.5 stereo mini jack.
Note that ZH-BX700/510/500/300, ZH-DX200/210 and ZH-DWX10 do not have mic and remote control function.
Use an off-the-shelf conversion plug if your audio device has an input terminal Φ6.3 normal jack.
Use an off-the-shelf conversion connector if your mobile phone has any other audio input terminal.

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Q : Can ZERO AUDIO IEMs/earbuds/(In-ear-)headphones work with Airplane Headphones Terminal Jack?

A : Use an off-the shelf Airplane Headphone Adapter while on a flight Note that they may differ according to airplanes or airlines.

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Q : When to feel prickliness in your skin wearing your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.

A : It is not a failure but a prickliness caused by static electricty. Note that dry air such as Winter season may produced static electricity. Take an antistatic action by yourself.

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Q : What is "Balanced Armature Speaker" ?

A : Balanced Armature Speaker, its mechanism of operating diaphram is substantially different from Dynamic Speaker that is well know generally. Because Balanced Armature Speaker was basicaly developed for a hearing aid, it is specialized for sensitive sound with Hi-Definition and possible to be a small unit/body.

SAMPLE DATA

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Q : What is "Y-type" in Specification?

A : "Y-type" has same length of Left and Right cord from the branch point.

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Q : When to hear noise.

A1 : Noise may come from connection point of plug and jack if they joint halfway. Insert the plug into audio input terminal Φ3.5 stereo mini jack certainly.

A2 : Wipe a dirty plug with a clean dry cloth, and may feel improvement.

A3 : Compressed audio source, old audio source and audio source recorded dadly may cause noise, distortion or abnormal sound. It is not a product failure.

A4 : Inappropriate volume loading may cause noise or distortion. Control it appropriately not to apply stimulus to auditory capability. Otherwise product failure or auditory damage may result.

If no improvement shows, direct the enquiries to "Regarding our products".

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Q : When to hear hissing noise.

A : It is called "White Noise" that audio devices basically have and its level depends on each devices and spind volume. It is not a product failure.

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Q : When to hear "crispy sound" in wearing your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones.

A : It is not a product failure but a momentary sound of diaphragm motion because of a temporary air pressure change inserting sound-isolating/canal type earphone into ears. Wear your ZERO AUDIO IEM/earbud/(In-ear-)headphone and hear no crispy sound after fitting it comfortably. Avoid unnecessary body-pushing into the ear while in use, otherwise it may cause abnormal sound, deterioration or failure by an interruption of smooth motion of diaphragm.

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Q : When to hear only coming from one side of your ZERO AUDIO IEMs/earbuds/(In-ear-)headphones, or when to hear nothing from both sides.

A1 : Use an off-the shelf conversion plug(Stereo to Monophonic) if the output terminal Φ3.5 jack is Monophonic.

A2 : Halfway connection of plug and jack may cause audio only coming from one side. Insert the plug into audio output terminal Φ3.5 stereo mini jack certainly.

A3 : Wipe a dirty plug with a clean dry cloth, and may feel improvement.

A4 : Check the battery of audio devices dead or alive.

A5 : Long and consecutive use or lack of proper care may cause deterioration of sound or volume attenuation by adherence of any foreign substance such as sweat, earwax or dirt onto ear piece hole and nozzle filter. Keep the body dry and clean up the nozzle filter and the earpiece regularly after removing the earpiece from the body.

If no improvement shows, direct the enquiries to "Regarding our products" .

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Q : How long does the product warranty last? Is any repair after the product warranty period available?

A : The product warranty is valid only in Japan. All of ZERO AUDIO IEMs/earbuds/(In-ear-)headphones carry one-year warranty from the date of purchase. Ask ZERO AUDIO authorized seller which you purchased from about the repair after the product warranty period. We may repair the failure product for value as requested if the function and quality maintain by repairing.

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