Sennheiser SL Lavalier Set DW-4-US R MKE1 Lav Mic
SL Lavalier Set DW-4-US R
Get crystal-clear sound for your speeches and lectures with Sennheiser's smallest lavalier microphone set.
• Ideal for Speeches & Lectures: Specifically designed for delivering outstanding sound in speaking situations.
• High-Quality Components: Comes with a bodypack transmitter, stationary receiver, and the top-notch MKE 1 condenser lavalier microphone for unparalleled clarity.
• Long-Lasting Battery: Rechargeable accupacks offer up to 15 hours of operation time and are USB rechargeable.
Choose between Rackmount Sets (-R version) with all rack mounting essentials or Case Sets (-C version) in a transport case.
What's in the box
- MKE 1
- SL Bodypack DW
- SL Rack Receiver DW
- BA 30 rechargable battery
- GA 4 Rackmount Kit and Pouch
Features:
- Automatic frequency and interference management
- Excellent speech intelligibility
- Full, natural sound with low ambient noise
- Automatic frequency and interference management
- Lockable 3.5 mm jack socket
- Secure 256 bit AES encryption
Specifications:
- Frequency response: 20 to 20,000 Hz
- THD, total harmonic distortion: typ. 0.1 %
- Transducer principle: Condensor
- Power consumption: 350 mA
- Pick-up pattern: omni-directional
- Nominal impedance: 1 k
- Signal-to-noise ratio: > 90 dB(A)
- Equivalent noise level: 27 dB
- Maximum sound pressure level (passiv): 143 dB
- RF output power: adaptive, up to 250 mW (country-specific)
- Power supply: 12 V DC
- Antenna connector: 2 x reverse SMA
- Current consumption: approx. 240 A
- Audio output level (balanced): max. -18 dBu, typ. -24 dBu
- Audio output level (unbalanced): max. +6 dBu
- Dynamic range: > 120 dB(A)
- Operating voltage (stand alone): 4,5 - 15 V
- RF sensitivity: < -90 dBm
- Sensitivity in free field: 5 mV/Pa ± 2.5 dB (at 1 kHz)
- Sampling rates: 24 bit/48 kHz
- Connection: Audio Out: XLR 3M Audio Out: 2 x RCA Network: RJ 45


This Sennheiser wireless lavalier mic set is perfect for speeches and lectures. It's designed for those who need clear audio during presentations. The set comes with a bodypack transmitter, stationary receiver, and the MKE 1 condenser lavalier microphone. It has rechargeable accupacks with up to 15 hours of operation time. The Rackmount Sets (-R version) come with all the parts for rack mounting, while the Case Sets (-C version) are in a transport case. Technical specs include frequency response from 20 to 20,000 Hz, and it has various other audio-related measurements as listed.