Sennheiser EW-D ME4 SET R1-6 All-In-One Digital Wireless Lavalier System, 520-576 MHz

Versatile and feature-rich digital wireless system for those who speak or present that allows for seamless product pairing and management via the EW-D Smart Assist App. With a metal housing, the robust bodypack transmitter and unobstrusive clip-on microphone ME 4 (cardioid) with high speech intelligibility suit perfectly for daily use on stage.

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 menu
• 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 of operation with AA batteries)
• 56 MHz Bandwidth will allow for up to 90 channels
• Preserves every detail of even the most dynamic performances with 134 dB transmitter dynamic range

Technical Specifications

Frequency range
470.2 - 526 MHz
THD, total harmonic distortion
-60 dB for 1 kHz @ -3 dBfs input level
Pick-up pattern
cardioid
Operating temperature
-10 °C - +55 °C (14 °F - 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 condensor microphone
Sensitivity in free field, no load (1kHz)
40 mV/Pa
Equivalent noise level
31 dB
Power supply
7.5 V