Some or all Variants are In-Stock
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Ships in 1 to 3 business days. Monday to Friday, except bank holidays. Subject to stock availability and security checks.
- Kiwi Ears Halcyon
Kiwi Ears Halcyon
MEMS + 1DD + 3BA Tribrid In-Ear Monitors
- Next-Generation MEMS Driver Technology for ultra-treble precision and micro-detail resolution
- Precision Acoustic Engineering with CNC-milled acoustic chambers optimizing airflow and phase
- Aerospace-Grade Aluminum Build with hand-polished solid aluminum housings
- New Meta Sound Signature with studio monitor-like tonal balance
- Impactful sub-bass, natural mids, and ultra-clear trebles
- Clean, wide soundstage with accurate imaging and extended comfort
VAT and Duties Included for UK and Eligible EU Customers.
If you are outside the UK or EU, the price does not include any taxes. Local taxes and import duties will be extra. They will be raised by the local authorities and billed directly to the customer.
VAT and Import Taxes FAQ
Kiwi Ears Halcyon
Hear Every Detail, Feel Every Note
The Kiwi Ears Halcyon is the world's first MEMS + 1DD + 3BA tribrid IEM, combining cutting-edge MEMS technology with a dynamic driver and custom balanced armatures for full-spectrum sound. CNC-milled aluminum housings and precision acoustic engineering deliver wide soundstage, clear mids, deep bass, and sparkling trebles.

MEMS Technology Meets Tribrid Setup
The Halcyon is one of the first in-ear monitors to implement a tribrid configuration utilizing cutting-edge solid-state MEMS (Micro-Electro-Mechanical Systems) technology. MEMS is a solid-state speaker using silicon chips and passive components to generate a piezoelectric effect. Without traditional acoustic components such as coils and diaphragms, MEMS excels in speed and high-resolution performance, particularly in the ultra-treble frequencies. Combined with traditional balanced armature and dynamic drivers, Halcyon achieves one of the world’s first tribrid configurations to benefit from MEMS’ ultra resolution.

Best-In-Class Tonal Signature
The Halcyon combines technical performance with exceptional tonal balance. Following Kiwi Ear’s famed tonal signature, the Halcyon provides a studio monitor-like neutral tuning with an enhanced sub-bass boost. The sub-bass shelf features a balanced 8dB sub-bass boost, which is cleanly cut at 200Hz for bloat-free midrange. The mids are natural and clean, mirroring the accuracy of studio monitors. This enhances instruments and vocals and provides exceptional imaging and layering precision. The treble peaks precisely at 3kHz for a perfect pinna gain compensation, and has a treble decay that is fitted to modern tuning preference signatures.

Excellence in Driver Technology
The Halcyon combines the best of both traditional and modern driver technologies. A 10mm composite diaphragm dynamic driver powers the sub-bass for a powerful, yet well-controlled and tight bass response. This provides a real subwoofer-like bass experience, while keeping the midrange clean and free from discoloration. The midrange is powered by two DEK-series custom balanced armature drivers, specifically tuned to give a natural tonal balance to instruments and vocals. The trebles are fitted with a custom WBFK-series balanced armature tweeter, which is paired with Kiwi Ear’s MEMS driver to achieve ultra-high resolution.

Ultimate Versatility for Audiophiles and Gamers
Designed for professionals, audiophiles, and gamers alike, the Halcyon is a versatile powerhouse. Its neutral tuning and precise imaging make it ideal for studio monitoring, while the optional gaming boom mic cable ensures pure, crystal-clear communications during intense matches or video calls. Crafted with an aerospace-grade aluminum body, it provides the durability and ergonomic comfort needed for long sessions, no matter the environment.
Technical specifications
Specifications
Driver & Technical Specifications
-
1DD + 1 MEMS + 3 BA (2 DEK custom balanced armature drivers + 1 WBFK custom balanced armature driver)
-
29 ohms
-
5mW
-
10mW
-
109dB (at 1kHz/mW)
-
10-42kHz
-
<1% (at 1kHz)
-
<1.5dB
Cable & Physical Specifications
-
0.78mm 2Pin detachable
-
4N Single Crystal Copper
-
122CM ±2CM
-
5.99g
-
6.2mm
Inside the Box
-
1 Pair × Kiwi Ears Halcyon IEMs
1 × 0.78mm/2-Pin Interchangeable Plug Cable
1 × 3.5mm SE Adapter
1 × 4.4mm BAL Adapter
3 × Pairs of Wide-Bore Silicone Eartips (S/M/L)
3 × Pairs of Silicone Eartips (S/M/L)
6 × Replacement Filters
1 × Hard Carrying Case
1 × Warranty Card
1 × User Manual
Shipping and Returns
RETURNS
Elise Audio has a standard 14-day return / exchange policy for electronic products (DAC/DAP):
- Must be returned in like-new factory condition
- Must include all original packaging and accessories
Please note that the return shipping cost is to be paid by the customer.
Read our full Returns, Warranty & Terms of service by clicking here
SHIPPING
We offer a range of delivery options to suit your purchasing needs. The options are presented to you at the checkout, in an easy to understand way.
Most orders for In-Stock items are shipped within 1 to 3 business days (Monday to Friday, except bank holidays), subject to stock availability and security checks. Please ensure you provide a valid phone number for us to contact you should verification of your identity be required.
For More information about our Shipping Policy please click here
Warranty
Hear Every Detail, Feel Every Note
The Kiwi Ears Halcyon is the world's first MEMS + 1DD + 3BA tribrid IEM, combining cutting-edge MEMS technology with a dynamic driver and custom balanced armatures for full-spectrum sound. CNC-milled aluminum housings and precision acoustic engineering deliver wide soundstage, clear mids, deep bass, and sparkling trebles.

MEMS Technology Meets Tribrid Setup
The Halcyon is one of the first in-ear monitors to implement a tribrid configuration utilizing cutting-edge solid-state MEMS (Micro-Electro-Mechanical Systems) technology. MEMS is a solid-state speaker using silicon chips and passive components to generate a piezoelectric effect. Without traditional acoustic components such as coils and diaphragms, MEMS excels in speed and high-resolution performance, particularly in the ultra-treble frequencies. Combined with traditional balanced armature and dynamic drivers, Halcyon achieves one of the world’s first tribrid configurations to benefit from MEMS’ ultra resolution.

Best-In-Class Tonal Signature
The Halcyon combines technical performance with exceptional tonal balance. Following Kiwi Ear’s famed tonal signature, the Halcyon provides a studio monitor-like neutral tuning with an enhanced sub-bass boost. The sub-bass shelf features a balanced 8dB sub-bass boost, which is cleanly cut at 200Hz for bloat-free midrange. The mids are natural and clean, mirroring the accuracy of studio monitors. This enhances instruments and vocals and provides exceptional imaging and layering precision. The treble peaks precisely at 3kHz for a perfect pinna gain compensation, and has a treble decay that is fitted to modern tuning preference signatures.

Excellence in Driver Technology
The Halcyon combines the best of both traditional and modern driver technologies. A 10mm composite diaphragm dynamic driver powers the sub-bass for a powerful, yet well-controlled and tight bass response. This provides a real subwoofer-like bass experience, while keeping the midrange clean and free from discoloration. The midrange is powered by two DEK-series custom balanced armature drivers, specifically tuned to give a natural tonal balance to instruments and vocals. The trebles are fitted with a custom WBFK-series balanced armature tweeter, which is paired with Kiwi Ear’s MEMS driver to achieve ultra-high resolution.

Ultimate Versatility for Audiophiles and Gamers
Designed for professionals, audiophiles, and gamers alike, the Halcyon is a versatile powerhouse. Its neutral tuning and precise imaging make it ideal for studio monitoring, while the optional gaming boom mic cable ensures pure, crystal-clear communications during intense matches or video calls. Crafted with an aerospace-grade aluminum body, it provides the durability and ergonomic comfort needed for long sessions, no matter the environment.
Specifications
Driver & Technical Specifications
-
1DD + 1 MEMS + 3 BA (2 DEK custom balanced armature drivers + 1 WBFK custom balanced armature driver)
-
29 ohms
-
5mW
-
10mW
-
109dB (at 1kHz/mW)
-
10-42kHz
-
<1% (at 1kHz)
-
<1.5dB
Cable & Physical Specifications
-
0.78mm 2Pin detachable
-
4N Single Crystal Copper
-
122CM ±2CM
-
5.99g
-
6.2mm
Inside the Box
-
1 Pair × Kiwi Ears Halcyon IEMs
1 × 0.78mm/2-Pin Interchangeable Plug Cable
1 × 3.5mm SE Adapter
1 × 4.4mm BAL Adapter
3 × Pairs of Wide-Bore Silicone Eartips (S/M/L)
3 × Pairs of Silicone Eartips (S/M/L)
6 × Replacement Filters
1 × Hard Carrying Case
1 × Warranty Card
1 × User Manual
RETURNS
Elise Audio has a standard 14-day return / exchange policy for electronic products (DAC/DAP):
- Must be returned in like-new factory condition
- Must include all original packaging and accessories
Please note that the return shipping cost is to be paid by the customer.
Read our full Returns, Warranty & Terms of service by clicking here
SHIPPING
We offer a range of delivery options to suit your purchasing needs. The options are presented to you at the checkout, in an easy to understand way.
Most orders for In-Stock items are shipped within 1 to 3 business days (Monday to Friday, except bank holidays), subject to stock availability and security checks. Please ensure you provide a valid phone number for us to contact you should verification of your identity be required.
For More information about our Shipping Policy please click here