Sennheiser EW-D CI1 SET (R4-9) — Digital Wireless Instrument System
EW-D CI1 SET Overview
The Sennheiser EW-D CI1 SET (R4-9) is a professional-grade digital wireless instrument system built for guitarists and instrumentalists who demand dependable RF performance in live and installed environments. Operating in the R4-9 frequency band, this system delivers the audio integrity and signal stability expected from Sennheiser’s EW-D platform. Seamless product pairing streamlines setup, reducing time spent on configuration before performances or events. This system is well-suited for touring musicians, houses of worship, corporate AV installations, and venue sound reinforcement applications.
System management is handled through the EW-D Smart Assist App, providing intuitive control and monitoring that integrates into professional workflows without added complexity.
Key Features
- Digital Wireless Platform — Built on Sennheiser’s EW-D digital architecture for consistent, high-quality audio transmission
- R4-9 Frequency Band — Operates in the R4-9 band, providing frequency agility suited to a range of RF environments
- CI1 Instrument Cable Transmitter — Designed specifically for direct connection to guitars and other instruments with standard jack outputs
- Seamless Product Pairing — Simplified transmitter-to-receiver pairing process minimizes setup time in demanding live or installed scenarios
- EW-D Smart Assist App — Mobile application enables system configuration, frequency coordination, and monitoring from a connected device
- Versatile Deployment — Appropriate for live performance, houses of worship, corporate AV, and fixed installation environments
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