The Latest in Wireless Earbuds and Hearables Innovations in audioXpress April 2025

audioXpress April 2025 is now available and includes a comprehensive Market Update on Wireless Earbuds and Hearables, covering AI, Sensors, how Wi-Fi streaming is possible in headphones, and more. René Christensen explains Expansion Techniques for Acoustical Engineering, Ethan Winer writes about Built-In Guitar Effects, and Vincent Thiernesse shares his incredible single control Low-Frequency Hybrid Crossover. Don't miss also Paul Marchese's Primer on Class-D Amplifiers, and Richard Honeycutt's article on Silvertone guitar amp circuits.

Intended to accelerate the adoption of its MEMS microspeakers in true wireless earbuds and in-ear monitors, xMEMS Labs announced the availability of two innovative reference designs available for purchase directly at the xMEMS web store. These reference designs, featuring production-ready MEMS drivers, allow developers to get familiarized with the implementation and performance of xMEMS products, setting brands or manufacturers on a clear and accelerated path to market.

Synaptics announced its newest AudioSmart AS33970 headset platform SoC, directly targeting the fastest growing product categories, from work-from-anywhere TWS earbuds to hearables. As the San Jose, California-based company details, the new SoC offers the world’s first highly integrated AI-enabled ENC (Environmental Noise Cancellation) and hybrid ANC (Active Noise Cancellation) single-chip solution integrating neural and voice processing engines for optimal audio performance.