The D40 is a fantastic feature-rich professional handset that offers all the features required when working in a professional organisation and a busy environment. An elegant colour screen surrounded by soft-touch keys gives you all of the day to day functionality at the touch of a button. The D40 also has a digital busy lamp field and the inbuilt capability to receive video calls from door entry systems or display video from CCTV cameras. The D40 is wireless compatible (via an optional wireless USB dongle), the perfect remote office or home phone.