Product Details


For permanent installations that demand a sleek appearance, the DC 5900 F Flush Mount Discussion Unit offers a compact footprint with no visible wiring. The DC 5900 F uses an innovative modular design that provides numerous configuration options to suit a wide variety of applications.

The DC 5900 F is a modular unit consisting of several parts:

Base unit
Connects to the front plate and features two DCS-LAN sockets and an audio connector for the loudspeaker

Front plate (two model variations)

  • FP 5921 F: speech
  • FP 5981 F: speech and interpretation channel selection

LS 5900 Loudspeaker
Compact loudspeaker with 1m cable

Gooseneck Microphone
The following microphones can connect to the lockable XLR socket:

  • GM 59xx
  • GM 6xxx
  • Shure MX405RLP, MX410RLP, and MX415RLP (requires AC 5901 XLR/Microflex adapter)

Touch-Button Overlay
The overlay automatically determines the configuration of the unit as chairman or delegate. There are several overlay variations, each with one or more of the following functions:

  • No buttons
  • Speak: activate/deactivate the microphone
  • Mute: temporarily mutes the audio
  • Volume: adjustable headphone volume
  • Channel selector: selects between interpretation channels for monitoring from the headphone
  • Delegate off (chairman only): turns off all active delegate microphones


  • Very small footprint
  • Sleek, attractive styling
  • “Plug-and-play” setup using “daisy-chain” topology and standard CAT5e cables
  • Automatic unit configuration technology
  • Two front plate options available with or without language selection
  • Compatible with both DIS and Microflex gooseneck microphones
  • Loudspeaker is a separate unit
  • Delivers all features and performance of the DDS 5900 system, such as:
    • Four microphone operation modes
    • Fully digital, encrypted audio
    • Maximum 250 discussion units
    • Support for two languages in addition to main “floor” language
System Diagram

DIS 5900 F System Diagram

  1. A base unit mounts securely in a round hole drilled in the table surface.
  2. A front plate – available with or without interpretation audio monitoring - attaches to the base unit.
  3. A button overlay attaches to the front plate, providing user controls and indicators.
  4. A gooseneck microphone plugs into the base unit, and can be locked in place.
  5. An optional loudspeaker mounts to the table, and provides sound reinforcement.

Software & Downloads


File Language Type File Size
DDS 5900 Digital Discussion System Brochure English PDF 1.31 mb

CAD Drawings

File Language Type File Size
DC 5900F CAD Drawing English ZIP 244 kb

Specification Sheets

File Language Type File Size
DC 5900 F Specification Sheet English PDF 732 kb
Spare Part Set DC 5900 F Specification Sheet English PDF 367 kb

Product Support

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