The EW D 835 S Set Y1 3 is a comprehensive digital wireless solution designed to meet the demands of vocalists, presenters, and audio professionals who require consistent, high-quality sound in live performance or speaking environments. Integrating Sennheiser’s acclaimed e 835 dynamic cardioid capsule, the system ensures vocal clarity and isolation while maintaining robust signal transmission. Operating within the UHF frequency spectrum, the EW D 835 S Set Y1 3 offers high transmission reliability and scalability, making it well-suited for live sound, corporate presentations, educational institutions, houses of worship, and broadcast environments. The system includes a lightweight handheld transmitter with an integrated mute switch, capable of operating on either standard AA batteries or an optional Lithium-Ion battery pack for extended usage. Enhanced by the Smart Assist App, users can remotely configure and monitor the system via Bluetooth Low Energy, allowing for efficient operation and setup. With a wide 56 MHz tuning bandwidth, equidistant frequency spacing, and support for up to 90 simultaneous channels, the EW D 835 S Set Y1 3 enables flexible frequency planning and interference-free performance. Its high audio input dynamic range eliminates the need for manual gain adjustments, preserving vocal detail across dynamic speech and performance contexts. The EW D 835 S Set Y1 3 is engineered to support professional users seeking dependable, scalable wireless solutions with operational ease and consistent performance across varied applications.