Is Halcyon available as a custom in-ear monitor?

Halcyon is available in universal and custom fitment options, with CIEM shells made from user ear impressions.

Electrostatic tri-hybrid in-ear monitor

Halcyon

Name: Halcyon Electrostatic Hybrid In-Ear Monitor
Brand: Advanced AcousticWerkes
SKU: AAW-HAL-01
Price: 1999.0 SGD
Availability: InStock

A tri-hybrid in-ear monitor combining a graphene dynamic driver, dual balanced armatures, and quad electrostatic tweeters. Built for extended treble air, controlled bass weight, and precise imaging.

Price $1,999.00 SGD

Graphene Dynamic Driver Dual Mid-High BA Quad Electrostatic Tweeter 4-Way Crossover

Explore The Build

Halcyon in-ear monitors on a blue AAW carrying case

4-Way Crossover network with phase-aligned driver handoff.

5Hz–100kHz Frequency response extending into electrostatic territory.

104dB Sensitivity. Drives cleanly from portables and dedicated amps.

24 Ohm Impedance. Stable pairing across source gear.

Design Story

Electrostatic extension with hybrid scale.

Halcyon pairs a 10mm graphene dynamic driver with dual mid-high balanced armatures and four electrostatic tweeters. The dynamic driver carries bass weight and texture. The armatures lock in vocal articulation and midrange clarity. The electrostatic array opens the top end with air and micro-detail.

The 4-way crossover divides the spectrum cleanly between driver types. Acoustic chambers are simulated then machined for consistent phasing. The result is a monitor that moves air like a dynamic, resolves like a balanced armature, and extends like an electrostatic — without any one character dominating the others.

Motion Study

Halcyon in motion.

Close-up studio footage of the machined aluminum shell, cable hardware, and faceplate finishing.

Product Detail

Every part has a purpose.

Exploded layout showing each component: aluminum shell, driver modules, BassFlow tuning plate, cable hardware, and ear tips.

Halcyon exploded layout with shell, drivers, cable, tips, and BassFlow components — **Exploded Layout** Shell, driver, cable, tip, and BassFlow components presented as a complete system.

Tri-Hybrid Architecture

Graphene impact. BA focus. Electrostatic air.

Three driver types, each assigned to a specific frequency range, aligned through a 4-way crossover and tuned acoustic chambers.

Halcyon

Tri-hybrid in-ear monitor. Dynamic, balanced armature, electrostatic.

Dynamic Foundation 1 x 10mm

Graphene dynamic driver

Mid-High Detail 1 x 2

Balanced armature driver

Electrostatic Extension 2 x 2

Electrostatic tweeter array

Crossover4 Way

Response5Hz-100kHz

THD<0.5%

Sensitivity104dB

Impedance24 Ohm

Bore3 Bore

Transparent Halcyon shell render showing internal driver placement — **Internal Architecture** Driver placement and acoustic chambers are simulated, then machined for consistent phasing.

Halcyon electrostatic driver close-up render — **Electrostatic System** Four electrostatic tweeters handle treble extension, transient speed, and spatial cues.

BassFlow Tuning

Physical bass control built into the body.

BassFlow uses a mechanical tuning plate to shape low-frequency behavior. Adjustable airflow controls bass weight and texture independently of the crossover — giving the monitor a solid low end without crowding the vocal range.

Airflow control Physical tuning plate Low-end contouring

Cable System

Symphonium Thera silver cable.

The included Thera cable uses monocrystalline silver conductors for low resistance and clean signal transfer. Hardware finish matches the Halcyon shell.

Monocrystalline silver Modular hardware language Daily-ready handling

Studio Details

From casework to finishing.

Product photography showing Halcyon's retail packaging, machined aluminum body, and hardware finishing.

Halcyon product packaging with technical line art — **Retail Presentation**Packaging carries the same technical hardware language as the monitor.

Halcyon shell pair close-up — **Shell Pair**Machined aluminum shells with engraved hardware detail.

Halcyon single shell on textured surface — **Machined Body**A compact metal form with a controlled, industrial finish.

Precision Engineering

Digitally simulated. Machined from aluminum.

Driver placement, nozzle geometry, and acoustic chambers are digitally simulated, then machined from 7075 aluminum. The result is consistent phasing and repeatable production tolerances.

Halcyon transparent shell render showing internal driver layout

Transparent Halcyon internal architecture render

Fitment Options

Universal precision or custom comfort.

Halcyon is available as a universal-fit monitor or as a custom IEM built from ear impressions. Custom shells are molded for a personal seal with your choice of faceplate finish.

Custom Halcyon CIEM shells on a clean white background — **Custom In-Ear Shells**CIEM stock shows available custom fitment and faceplate finishing options.

Halcyon custom in-ear monitor close-up — **Personalized Finish**Graphic faceplates and custom shell colors are built around individual ear impressions.

Halcyon CIEM shells on dark carbon texture — **Daily Fit**Custom contours improve seal stability for long sessions and stage use.

Halcyon custom in-ear monitor on dark textured background — **Stage Seal**Full-shell geometry supports consistent isolation and repeatable placement.

Halcyon custom in-ear monitor faceplate detail — **Finish Detail**Custom faceplates carry the same premium hardware language into CIEM form.

Specifications

Halcyon specifications.

Driver System1 x 10mm graphene dynamic, 1 x 2 mid-high BA, 2 x 2 electrostatic tweeter

Crossover4-way

Frequency Response5Hz-100kHz

THD<0.5%

Sensitivity104dB

Impedance24 Ohm

Bore System3 bore

Enclosure7075 aerospace-grade aluminum alloy

CableSymphonium Thera monocrystalline silver cable

Accessories and Warranty

The everyday kit.

Ear Tip Size Tray

Assorted ear tips help dial in seal, comfort, bass weight, and treble balance.

AAW Cases

Semi-rigid cases protect your monitors, cable, and accessories on the go.

LiquidMorph Ear Tips

Adaptive silicone tips support stable seal pressure and long-session comfort.

Reviews

Customer reviews.

Good Sound / Bad Fit

First of all, I am using Canary, a flagship product of the same AAW company..
I feel very high performance for the price, so I am very satisfied with the sound performance.

However, as a product that is worn only as an audio device, I think the fit is also an important factor.

This design will be very much like and dislike to Asians, and it is more of a fit factor than an aesthetic part.

I have introduced it to many people and almost all of them complained of having pain.

No matter how good the product is, listening to music with pain is not an easy task.

It is unfortunate that good products set standards only for European and British Americans.

Halcyon Electrostatic Hybrid In-Ear Monitor

The Halcyon painted a perfectly black background, has a smooth midrange and a nicely clean top-end. Wide soundstage and instrumental separation and placement are excellence. Hearing new musical instruments especially on the treble for the first time and bass response is very good on Norm filter too. Highly recommended.

Questions

What to know before listening.

What driver system does Halcyon use?

Halcyon uses a tri-hybrid system with a 10mm graphene dynamic driver, two mid-high balanced armature drivers, and four electrostatic tweeters.

What makes Halcyon different from a standard hybrid IEM?

Halcyon adds electrostatic tweeters to a dynamic and balanced-armature platform, giving the upper range air and fine detail while keeping bass physical.

Does Halcyon support custom fitment?

Yes. Halcyon can be ordered as a universal monitor or configured as a CIEM using ear impressions.

How does BassFlow tuning affect the sound?

BassFlow is a mechanical tuning plate that adjusts low-end weight independently of the crossover. It shapes bass behavior without altering the core driver platform.

What cable does Halcyon include?

Halcyon includes a Thera monocrystalline silver cable with low-resistance conductors and hardware matched to the monitor shell.

What type of listener is Halcyon for?

Halcyon is built for listeners who want a full-range monitor with physical bass, clear vocal presence, and electrostatic treble extension.

Halcyon

Halcyon

Electrostatic extension with hybrid scale.

Halcyon in motion.

Every part has a purpose.

Graphene impact. BA focus. Electrostatic air.

Physical bass control built into the body.

Symphonium Thera silver cable.

From casework to finishing.

Digitally simulated. Machined from aluminum.

Universal precision or custom comfort.

Halcyon specifications.