KC06 IEM "Fortress Besieged"

First generation KC06 iEM (HIFI) is inspired by fortress besieged of ancient battlefield. Created by core patents and design patents of OSTRY, KC06 has a number of core technologies,especially the dynamic unit system , which is perfect for classical, vocals,pop, light music and delivers you refreshing sound.It is also a dynamic earphone, which is easy to drive. Its optimised balanced armature design gives users unsurpassed sound quality.


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KC06A is the second generation of HIFI earphone. The design of KC06A is inspired by the eagle eye, red, white and black. Created by core patents and design patents of OSTRY, KC06A has the core technologies of KC series( including dynamic unit system ), better cable materials and cavity technology. The improvement on bass permits KC06A to be perfect for rock,pop,symphony and other styles of music.


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01What is OSTRY try system?

OSTRY try system includes audition offline and audition online. For audition offline, you are welcomed to try in OSTRY stores worldwide. For audition online, you are able to try through UTRYBUY.COM , social networking and other internet access. UTRYBUY.COM is the authorized website of OSTRY. Feel free to comment.

02How to use the system?

You are able to try our products by clicking “Try Center”. As the try platform of China 3c digital, UTRYBUY.COM brings you more real and effective listening experience. The audition service now is only accessible to mainland China, Hongkong SAR, Taiwan and Macao, and it will be available for overseas countries soon!

Anti-forgery / VIP

OSTRY has established three unique systems in anti-forgery, VIP membership and products inquiry, which not only permits our users to check authenticity and warranty of products after registering, but also allow them to complete VIP registration so that the user’s warranty period
will be extended by 3 months and more services will be only available for you!

Two ways for VIP membership registration

  1. The ANTI-FORGERY CODE (12 numbers) is printed on your warranty card. Scan the code to start products enquiry and your VIP registration.
    For example
  2. Enter the ANTI-FORGERY CODE (12 numbers) below, and click “Register” to start your VIP registration

If you have already registered,
Please enter the ANTI-FORGERY CODE (12 numbers) below, and click “check” to check all the information.

Register Check


Contact more

  • Advice:
  • After-sales:
  • Dealer/Agent Cooperation:
  • Business Cooperation:
  • Tel:+086 0769 82959188
  • Fax:+086 0769 82959178