Sennheiser EW-D ME3 SET Digital Wireless Cardioid Headset Microphone System (R1-6: 520 to 576 MHz)

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The Sennheiser EW-D ME3 SET with ME 3 Cardioid Headset combines pristine 24-bit digital audio with an impressive 134 dB dynamic range, equidistant tuning grid, and automated Bluetooth set up App for your phone to create a professional rackmount wireless microphone system that anyone can use. Though easy to set up and simple to operate, the system’s pro-level feature set is well equipped to handle the needs of both first-time and experienced users alike, including presenters and lecturers working in business and educational settings, clergy in houses of worship, and live performers in theaters or on musical stages.


      • Multi-function stateroom, conference room
      • Performance, karaoke


  • For Presenters, Performers, Educators
  • Pro Features with Fast & Easy Set Up
  • ME 3 Cardioid Headset Mic
  • Lightweight Bodypack Transmitter
  • Intelligent Diversity Rackmount Receiver
  • 134 dB of Dynamic Range, 24-Bit Audio
  • 2240 Frequencies on Equidistant Grid
  • Set Up/Operate from Phone via Bluetooth
  • 8-Hour AA /12-Hour Rechargeable Battery
  • Expandable to 90 Mic Channels/330′ Range



Wireless Technology Digital UHF
Number of RF Channel Frequencies 2240
Included Transmitters 1 x Bodypack
Diversity Intelligent Switching Diversity
RF Frequency Band 520 to 576 MHz
RF Bandwidth 56 MHz
Frequency Step Size 25 kHz
RF Channel Scanning Auto-Scan
Max Operating Range 328.1′ / 100 m (Line of Sight)
Max Transmitters per Band 90
Built-In Recorder No
Bluetooth 5.1
Bluetooth Operating Distance 120′ / 36.6 m (Transmitter Sync, App Control)
Sample Rate/Resolution 24-Bit
Latency 1.9 ms
Dynamic Range 134 dB
Encryption None


Receiver Type Tabletop / Rackmount
Mounting Options Rackmount, Tabletop
Rackmount Size 1 RU (1/2 Rack)
Antenna 2 x 1/4 Wave Rod, BNC (Rear-Mount)
Number of Audio Channels 1
Audio I/O 1 x XLR 3-Pin Male Balanced Output (Lockable)
1 x 1/4″ TRS Female Unbalanced Output
Gain Range -3 to +42 dB (3 dB Steps)
Audio Output Level XLR Output:
+18 dBu (Balanced)
1/4″ Output:
+12 dB (Unbalanced)
Frequency Response 20 Hz to 20 kHz ±3 dB
Network I/O None
Word Clock I/O None
RF Output Power 10 mW (EIRP)
Power Requirements AC/DC Power Adapter
AC/DC Power Adapter 11 to 13 VDC at 300 mA (Included)
AC Input Power 100 to 240 VAC, 50 / 60 Hz
Display & Indicators 1 x Backlit OLED (AF Level, Frequency, Mute, RF Level, Transmitter Battery Status)
Housing Metal
Operating Temperature 14 to 131°F / -10 to 55°C
Operating Humidity 5 to 95%
Dimensions 7.4 x 1.7 x 8.3″ / 189 x 44 x 212 mm
Weight 2.2 lb / 1 kg


Transmitter Type Bodypack
RF Output Power 10 mW (ERP)
Up to 10 mW (EIRP)
Audio I/O 1 x 1/8″ / 3.5 mm TRS Female Input (Lockable)
Muting Mute Switch
Audio Input Level 2 to 4.35 V RMS
Auto-Level Control No
Sync Method Bluetooth
Antenna 1 x Flexible Whip, Fixed (Beltpack)
Power Requirements Battery
Battery Type 2 x AA (Included)
1 x Sennheiser Battery Pack (Not Included, Replaceable)
Approx. Battery Life 8 Hours (Alkaline)
12 Hours (Sennheiser Battery Pack)
Display & Indicators 1 x LED (Mute)
1 x LED (Sync)
Housing Metal
Dimensions 2.5 x 3.1 x 0.8″ / 63 x 80 x 20 mm (without Antennas)
Weight 4.2 oz / 120 g (without Batteries)


Microphone Type Headset
Color Black
Sound Field Mono
Capsule Electret Condenser
Polar Pattern Cardioid
Frequency Range 50 Hz to 18 kHz
Maximum SPL 150 dB SPL
Sensitivity 1.6 mV/Pa
Output 1 x 1/8″ / 3.5 mm TRS Male (Lockable)
Cable Length 5.2′ / 1.6 m
Operating Voltage 7.5 V

Packaging Info

Package Weight 5.98 lb
Box Dimensions (LxWxH) 16.5 x 13.8 x 3″