The expansion module with high-resolution colour display The Snom D7C is the expansion module for the phones Snom D785. Snom D765. Snom D735 and Snom D717.The extension module has a high-resolution colour display with a completely revised user interface.Connected to a Snom phone via USB plug & play. the Snom D7C expands the phone with another large screen and multiple application possibilities.With the help of the 16 physical (48 virtual) freely programmable and multi-coloured LED function keys. the status of colleagues can. for example. be quickly recognised and the corresponding number dialled or a call forwarded. If the corresponding line or the LED function line lights up green. the colleague is available and can take a call.And if you want to have a comprehensive overview. you can connect up to three Snom D7C in series and thus extend the range of functions enormously. Quite simply with plug-and-play via USB. In addition. the power supply runs through the phone via USB.The config