Bosch DCNM-D DICENTIS Discussion device with discussion functionality. Dual-use functionality by use of software license. Frequency response: 100 Hz to 20 kHz (-3 dB at nominal level), Choice of pluggable microphone to be ordered separately, Supply voltage: 48 VDC, Power consumption: 3.1 W.


Discussion device

Bosch DCNM-D Discussion device

Speech intelligibility

  • Crystal‑clear sound due to a very high signal‑to‑noise ratio.

    Maximum speech intelligibility is guaranteed.


Configurable as a single participant, dual‑use, or chairperson’s device


Encryption ensures that information within the system remains confidential.


Socket for pluggable microphone,  Two 3.5 mm (0.14 in) headphone sockets stereo

jack type, 2x RJ45 compatible connection for system, communication and power.


Dimensions (H x W x D) without microphone (2.8 x 10.2 x 5.5 in)


Supply voltage

48 VDC

Power consumption

3.1 W

Frequency response

100 Hz to 20 kHz (-3 dB at nominal level)

THD at nominal level

< 0.1 %

Dynamic range

> 90 dB

Signal‑to‑noise ratio

> 90 dB

Audio inputs

Nominal microphone input

80 dB SPL according to ISO22259 (IEC60914)

Maximum microphone input

110 dB SPL according to ISO22259 (IEC60914)

Audio outputs

Loudspeaker nominal output

72 dB SPL at 0.5 m

Loudspeaker maximum output

87 dB SPL

Headphone nominal output

0 dBV

Headphone maximum output

3 dBV

Headphone load impedance

> 32 ohm <1k ohm

Headphone output power

65 mW




Dimensions (H x W x D) without microphone

72 x 259 x 139 mm

(2.8 x 10.2 x 5.5 in)

Color (top and base)

Traffic black (RAL 9017)


Approx. 955 g (2.1 lb)


Operating temperature

5 ºC to +45 ºC

(41 ºF to +113 ºF)

Storage and transport temperature

-30 ºC to +70 ºC

(-22 ºF to +158 ºF)

Relative humidity

< 90 %, > 5%

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