Sennheiser EW-D EM (R4-9) – Digital Wireless Receiver The Sennheiser EW-D EM (R4-9) digital receiver is a professional device that ensures exceptional sound transmission quality in the 552-608 MHz frequency range. Designed to work with transmitters from the Evolution Wireless Digital series, it offers unparalleled reliability, ease of use, and extensive configuration options. Main Features UHF Digital Transmission – delivers high audio quality, no intermodulation, and stable connection. Smart Assist App Support – intuitive system management via Bluetooth Low Energy. Automatic Frequency Scan – auto-scan function quickly finds available frequencies. High Signal Dynamic Range – automatically adjusts sensitivity, eliminating the need for manual control. 56 MHz Bandwidth – supports up to 90 simultaneous channels, offering 2240 frequency options. Ultra-low Latency – just 1.9 ms ensures real-time signal transmission. Rack-mountable Design – easily mounts in a standard 19" rack.

Advanced Audio Transmission Technology The Sennheiser EW-D EM (R4-9) uses digital UHF transmission, eliminating intermodulation issues. It offers a 600 kHz frequency grid for precise tuning and full compatibility in complex wireless setups. Professional Applications This receiver is perfect for stage performances, television production, recording studios, and houses of worship where reliability and clean audio transmission are essential. Technical Specifications Frequency Range: 552-608 MHz Latency: 1.9 ms Dynamic Range: 134 dB Dimensions: 212 x 44 x 189 mm Weight: approx. 1000 g (excluding antennas and power supply) Connectivity: Bluetooth Low Energy Included Accessories Sennheiser EW-D EM (R4-9) Receiver 2 Rod Antennas Power Supply with International Adapters Rack Mounting Kit Rubber Feet Quick Start Guide Warranty Card Why Choose This Receiver? The Sennheiser EW-D EM (R4-9) is a modern solution for professionals who value reliability, flexibility, and top-tier audio quality. With smart management features, wide compatibility, and user-friendly operation, this is the ideal choice for anyone seeking an efficient wireless system.