Products and reference designs

USound develops MEMS audio solutions and offers a variety of products and reference designs. Our intent is to showcase how MEMS technology can be implemented in modern personal audio applications and to provide our customers with ideas that awe their customers. Learn more about our core speakers, our innovative development kits and innovative reference designs.

MEMS speakers

Ganymede Series

USound’s silicon MEMS microspeakers with their compact size of 4.7 × 6.7 × 1.6 mm are ideal for in-ear headphone designs, wearables such as audio glasses. MEMS speakers offers maximum flexibility for outstanding designs approaches. Additionally, thanks to their wide bandwidth, it enables high-res audio applications.

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Thera series

The round MEMS speakers are USound’s next-generation micro speakers, developed specifically for miniaturised audio devices. Thanks to their shape, low weight and thickness, round MEMS speakers widen the possibilities for earphones designs as they can be integrated into the ear-tip, allowing more space for other components.

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Wearables

Danube: audio module for audio glasses

The Danube audio module provides the best-in-class ratio between great audio performance and the ideal mechanical characteristics to design high-end audio glasses and AR/VR glasses.

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Danube use case: Fauna audio glasses

Fauna audio glasses are powered by USound’s MEMS audio module Danube – in a lightweight, elegant design. With our two-way audio system integrated into each temple, Fauna produces vivid sound for music, audiobooks and phone calls.

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Speakers array

Dione: Sound stripe

The Danube audio module provides the best-in-class ratio between great audio performance and the ideal mechanical characteristics to design high-end audio glasses and AR/VR glasses.

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Proteus 1.0 kit

Proteus is a design for a powerful speaker array based on our Ganymede MEMS microspeakers – with 40 or 80 speakers inside.

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Earphones and 3D audio solutions

Megaclite

Megaclite is a pair of wired USB-C earphones based on our MEMS speaker Achelous, delivering a distinctive sound quality that differentiates from balanced armature and electrodynamic earphone designs. Bass response is clean and strong – all with an innovative, comfortable ear bud design.

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Taygete

This novel 3D headphone design enables authentic 3D sound thanks to the bridge of 16 MEMS micro speakers and an electrodynamic woofer in each cup. It also includes a unique algorithm which allows real-time 3D sound.

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Evaluation kits

Ananke

Ananke is an evaluation board to test the performance of our MEMS speakers Achelous. It features analogue audio inputs and Bluetooth controller compliant to Bluetooth specification V4.1 with A2DP and HFP profiles. Additionally, the integrated Digital Signal Processor (DSP) allows the user to configure digital filters.

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Amalthea

Amalthea is a linear amplifier for piezoelectric speakers. Its frequency range goes up to 80kHz, and it can drive up to 40 Ganymede at once. Amalthea can be used with Carme, a speaker box designed to hold a USound’s Ganymede speakers. It is used to conveniently test the speaker’s performance.

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Helike

Coming soon | Helike is our common application platform for evaluating rapid prototyping and designing audio solutions using USound devices. The board includes Digital Signal Processor, DAC, and Amplfiers. It is compatible with Raspberry Pi, Arduino and the ST nucleo board.

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