Sennheiser EW-D SKM-S (R4-9) — Digital Wireless Handheld Transmitter
EW-D SKM-S (R4-9) Overview
The Sennheiser EW-D SKM-S (R4-9) is a professional digital wireless handheld transmitter operating in the R4-9 frequency range, built for touring, live performance, houses of worship, and corporate AV environments. It features simplified pairing for fast deployment, app-based control for streamlined system management, and broad capsule compatibility with both Sennheiser and Neumann microphone capsule heads. This transmitter is suited for audio engineers and system integrators who require reliable digital wireless performance with flexible configuration options.
The EW-D SKM-S integrates into the broader EW-D ecosystem, allowing centralized control and scalable wireless system builds across a wide range of professional applications.
Key Features
- Digital Wireless Platform — Part of Sennheiser’s EW-D series, delivering professional-grade digital audio transmission for demanding live and installed environments
- Easy Pairing — Streamlined system setup reduces configuration time during deployment and changeovers
- App Control — Compatible with Sennheiser’s control software for remote system management and monitoring
- Sennheiser & Neumann Capsule Compatibility — Accepts a range of Sennheiser and Neumann microphone capsule heads, enabling tailored sonic performance for different applications
- R4-9 Frequency Band — Operates in the R4-9 frequency range for regional spectrum compliance and reliable RF performance
- Professional Build — Designed for the rigors of live touring, installed venues, broadcast, and house of worship use

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