64 Audio
Custom In-Ear Monitors

Built for your ears alone

Every custom IEM is hand-molded from your ear impressions using our proprietary 3D-Fit technology. The result is a monitor that fits like nothing else, with isolation, comfort, and sound quality that universal designs simply cannot match.

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A2e
Custom IEMs

A2e

$549

Step up to custom. Two drivers of clear, detailed monitoring in a shell molded to your ear.

apex 3d-fit
A3e
Custom IEMs

A3e

$749

Custom monitoring made accessible. Three drivers, 3D-printed precision, and apex comfort.

apex 3d-fit
A3t
Custom IEMs

A3t

$899

Focused and articulate. Three balanced armature drivers in a custom-molded shell for stage clarity.

apex 3d-fit
A4s
Custom IEMs

A4s

$1,099

Deep enveloping bass, extended airy highs. Your entry to custom excellence.

apex lid 3d-fit
A6t
Custom IEMs

A6t

$1,399

Flagship tech in six drivers. tia treble sparkle and custom comfort at an accessible price.

tia apex lid 3d-fit
N8
Custom IEMs

N8

$1,699

The working musician's choice. 8-driver custom for reliable stage monitoring.

apex lid 3d-fit
A12t
Custom IEMs

A12t

$2,199

Studio reference. 12 drivers of truth with tia treble, custom-molded perfection.

tia apex lid 3d-fit
A18s
Custom IEMs Featured

A18s

$2,999

The final authority on flagship in-ear monitors. 18 drivers, studio-reference quality.

tia apex lid 3d-fit
A18t
Custom IEMs

A18t

$2,999

Forensic detail with effortless tia treble. 18 drivers in a precision custom shell.

tia apex lid 3d-fit