Sennheiser SL BOUNDARY 114-S DW-4 B

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SennheiserSKU: SL-BOUNDARY-114-S-DW-4-B

$799 $999



SL Boundary 114-S DW

The SL Boundary 114-S DW is a wireless table boundary microphone with half-caridioid pickup pattern. The product has a programmable microphone button (PTT, PTM, Toggle on/off, Permanent on) and a two-color LED ring as a status indicator. It can be charged wirelessly or via USB and is compatible with the SL Rack Receiver DW. The model is available in black and white color.


The SL Boundary 114-S DW is part of the SpeechLine Digital Wireless product family and dedicated to speech. It is optimized for speech transmission in conference rooms. Being independent from any cables, the SL Boundary 114-S DW offers highly flexible application possibilities for users. Featuring inductive charging the SL Boundary 114-S DW can either be charged wirelessly or via USB. The wireless power transmitter CHG 2W for two mobile devices is available separately. The SL Boundary 114-S DW provides clear battery life indication via dedicated battery status LEDs. The SL Boundary 114-S DW is also compatible with the SL Rack Receiver DW and can be monitored and controlled remotely with the Sennheiser Control Cockpit.


  • Wireless inductive charging

  • Compatible with SpeechLine Digital Wireless family

  • Remote monitoring and control with the Sennheiser Control Cockpit

What's in the box?

  • SL Boundary 114-S DW
  • BA 40
  • Quick Guide
  • Frequency response
    40 to 20,000 Hz
  • THD, total harmonic distortion
    typ. 0.1 %
  • Weight
    ca. 208 g
    • Pick-up pattern
    • Microphone sensitivity
      10 mV / PA
    • Signal-to-noise ratio
      > 90 dB(A)
    • RF output power
      adaptiv, up to 250 mW (country-specific)
    • Operating time
      Battery pack: typ. 13 h
    • Dynamic range
      < 100 dB(A)
    • Frequency range
      EU: 1,880 to 1,900 MHz
      USA: 1,920 to 1,930 MHz
      Brazil: 1,910 to 1,920 MHz
      Taiwan: 1,880 to 1,895 MHz
      Japan: 1,893 to 1,906 MHz
    • Sampling rates
      24 bit/48 kHz

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