Sennheiser SL Boundary SET DW Wireless/Wired Boundary Microphone

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  • Wireless inductive charging
  • Clear battery life indication via dedicated battery status LEDs
  • Remote monitoring and control with the Sennheiser Control Cockpit
Frequency response 40 to 20,000 Hz
THD, total harmonic distortion typ. 0.1 %
Weight approx. 208 g
Pick-up pattern Cardioid
Microphone sensitivity 10 mV / PA
Signal-to-noise ratio > 90 dB(A)
Frequency Range 1,893 to 1,906 MHz
RF output power adaptive, up to 250 mW (country-specific)
Operating time Battery pack: typ. 13 h
Dynamic range < 100 dB(A)
Sampling rates 24 bit/48 kHz





Sennheiser electronic GmbH & Co. KG is a German privately held audio company specializing in the design and production of a wide range of high fidelity products, including microphones, headphones, telephone accessories and aviation headsets for personal, professional and business applications. Unique Business systems Ltd. is an authorized distributor of sennheiser sound systems.


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