With its sleek and compact form factor, D-Cerno SL guarantees zero mobile-phone interference and a great digital sound quality. It is equipped with tactile buttons, braille indicators, headphone connections and volume control. The chairperson units have dedicated functionalities with Next-in-line and Priority buttons.

The chairperson units have extra functionalities, such as Next-in-line and Priority buttons. The microphone is removable (different lengths are available – just order them separately) and the cable connections are concealed for a neat overall look and feel.