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Kumitate Lab SIRIUS 4-Driver Custom In-Ear Monitor

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Kumitate Lab SIRIUS 4-Driver Custom In-Ear Monitor

  • 4-driver BA custom-fit IEM model

  • Made in Japan

Demo unit available for audition at our office in Tai Seng!

Note: Kumitate Lab CIEM orders will require a build time of at least 6 weeks. If you are unable to drop by for a ear impressions session, or if you're ordering from overseas, please see the instructions on this page.



USEFUL INFORMATION for ordering Kumitate Lab Custom Monitors (Japan)
>> Kumitate Lab Design Book (2017-2018)
>> Kumitate Lab Colour & Faceplate Option Samples
>> Kumitate Lab CIEM Gallery

- Due to the extremely high demand worldwide and Kumitate Lab's limited production, please kindly allow at least 6-8 weeks for the completion of every Kumitate Lab CIEM order.

IEM of 4 drivers equipped with a dual BA driver in the middle low range, a single BA driver in the high range, and a single BA driver in the very high range

By using the middle low-range dual driver as 2 way, 4-way band division has been realized.
Tone color is infinitely flat, plus delicate high-frequency expression.

It is IEM which plays a musical piece naturally regardless of genre, although it is flat and has expressive power of low frequency reproduction of 50 Hz or less though it is flat.

Technical Specifications

Additional Information

Web Reviews
Colour Customisable
Warranty 1 year (local)
Availability Discontinued
Product Type Earphone
Style/Type Custom In-Ear (CIEM)
Driver Configuration 4-Drivers (Balanced Armature)
Headphone Design Closed-Back
Microphone None
Cable Style Detachable (Customisable, IM, E/LS, others)
Input Connectivity 3.5mm stereo
Cable Length (cm) 120cm
User Reviews

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