Sennheiser EW-D ME4 SET R4-9 All-In-One Digital Wireless Lavalier System, 552-607.8 MHz

The Sennheiser EW-D ME4 SET R4-9 is a versatile and feature-rich digital wireless lavalier system designed for those who speak or present. Perfect for daily use on stage, the system includes a robust bodypack transmitter and an unobtrusive clip-on microphone ME 4 with high speech intelligibility. This digital wireless system allows for seamless product pairing and management via the EW-D Smart Assist App, making it a reliable and efficient choice for various professional applications.

With its metal housing, the EW-D ME4 SET R4-9 ensures durability and longevity, making it suitable for frequent use. The UHF transmission greatly enhances range, reliability, and scalability, supporting up to 2,240 selectable frequencies and up to 24 wireless systems per frequency range. Additionally, the lithium-ion battery pack provides up to 12 hours of operation, ensuring you never run out of power during crucial presentations or performances.

The automated setup feature of this wireless system creates reliable connections with minimal time and effort, while the mobile app streamlines setup and operation by eliminating complicated menus. The Sennheiser EW-D ME4 SET R4-9 preserves every detail of even the most dynamic performances with its 134 dB transmitter dynamic range, delivering outstanding audio quality for your on-stage presentations.

Key Features

• Digital wireless eliminates noise, interference, and static bursts
• UHF transmission greatly enhances range, reliability, and scalability
• Mobile App streamlines setup and operation and eliminates complicated menus
• Automated setup creates reliable connections with minimal time and effort
• Up to 2,240 selectable frequencies support up to 24 wireless systems per frequency range
• Lithium-ion battery pack delivers up to 12 hours of operation (up to 8 hours with AA batteries)
• 56 MHz Bandwidth supports up to 90 channels
• Preserves every detail of even the most dynamic performances with 134 dB transmitter dynamic range

Specifications

• Frequency range: 552 - 607.8 MHz
• THD, total harmonic distortion: -60 dB for 1 kHz @ -3 dBfs input level
• Pick-up pattern: cardioid
• Operating temperature: -10 °C to +55 °C (14 °F to 131 °F)
• Operating relative humidity: 5 - 95 % (non-condensing)
• Audio frequency response: 20 Hz - 20 kHz (-3 dB) @ 3 dBfs
• EW-D EM dimensions: 212 x 44 x 189 mm
• Weight: approx. 1000 g (without antennas and power supply)
• Audio output level: 18 dBu max.
• Transmission power: BLE: max. 10 mW EIRP
• Input voltage range: 11 - 13 V
• Current consumption: 300 mA
• EW-D SK dimensions: 63 x 80 x 20 mm (without antenna)
• Weight: approx. 120 g
• Power supply: 2 AA batteries 1.5 V (alkaline manganese) or BA 70 rechargeable battery pack
• Current consumption: < 300 mA
• Input voltage range: 2.0 - 4.35 V
• Transmission power: Audio link: 10 mW ERP (Range Y1-3: 12 mW ERP) BLE: max. 10 mW EIRP
• ME 4 Connector: 3.5 mm jack
• Frequency response: 50 to 18,000 Hz
• Max. sound pressure level: 120 dB
• Cable length: approx. 1.60 m
• Transducer principle: pre-polarized condenser microphone
• Sensitivity in free field, no load (1kHz): 40 mV/Pa
• Equivalent noise level: 31 dB
• Power supply: 7.5 V

Package Contents

• EW-D EM receiver
• EW-D SK bodypack transmitter
• ME 4 clip-on microphone
• Rackmount set
• Pouch
• Power supply
• 2 AA batteries
• Quick Guide
• Safety Guide
• Manufacturer's Declaration