Bosch DCNM-DSL Discussion device with language selector, DICENTIS Discussion device with language selector, 1.44 inch screen and NFC identification reader, 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: 3.6W.


Discussion device

Bosch DCNM-DSL DICENTIS Discussion device with language selector


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

Speech intelligibility

  • Crystal‑clear sound due to a very high signal‑to‑noise ratio, Maximum speech intelligibility is guaranteed, The loudspeaker and microphone can be active at the same time to facilitate a face‑to‑face meeting experience.


Encryption ensures that information within the system remains confidential.

NFC Card

Built‑in NFC reader for fast recognition of participants


  • 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,

  • Hot Plug-and-play..



Supply voltage

48 VDC


Power consumption

3.6 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




Screen size

36.58 mm (1.44 in)


Screen type



Supported contactless NFC tag

According to: ISO/ IEC14443 Type A (from 106 kbps to 848 kbps. MIFARE 106kbps).









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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