ASTRU

CLARITY BEYOND SOUND

ONE IS ALL YOU NEED

ASTRU is more than an in-ear monitor; it is a statement piece: full titanium, visceral sound, single dynamic driver. Simplicity raised to the highest level of performance.

It delivers a punchy, full-bodied, and rich, detailed sound – combining the layering and imaging associated with multi-driver IEMs with the tonal density and natural warmth dynamic drivers provide, all within a cohesive, unified presentation.

VISCERAL SOUND

Embark on a journey beyond listening into a realm where music becomes palpable.

Natural and powerful, its sound is dense, immersive, and engaging, creating a realistic, impactful, and all-encompassing presentation.

UNIQUE TO THE CORE

ASTRU is powered by a high-performance single dynamic driver featuring a multilayer metal-coated composite diaphragm, engineered for exceptional control and refinement.

SOUND THAT BREATHES

The rear vent equalises pressure between the driver’s back cavity and the exterior, allowing unrestricted low-frequency driver excursion for extended sub-bass and bass output (below 200 Hz), while continuously relieving ear canal pressure to reduce fatigue during long-term listening.

ETHEREAL COMFORT

Building on the ergonomic foundations set by the ADVAR and the ALBA, ASTRU maps to the natural contours of your ear with unprecedented precision – no pressure, no hotspots, only you and the music. 

The shell geometry has been refined even further: every curve finished to perfection, every surface optimised for the kind of long-term comfort that makes the shell disappear from awareness.

FEATURES & ACCESSORIES

HIGH-QUALITY CABLE

The included 1.2 m (3.9 ft) cable features silver-plated Linear Crystal Oxygen-Free Copper (LC-OFC) conductors arranged in a dual-strand configuration, with 161 individual conductors per strand. Insulated in SoftFlex PVC for enhanced comfort and flexibility, the cable incorporates CNC-anodised aluminium housings and a gold-plated 4.4 mm balanced termination. 

The construction is optimised for low resistance, signal integrity, long-term durability, and seamless compatibility with high-end portable sources.