An object of the invention is a digital communication system including a digital communication device (101) of a first user and a digital communication device (103) of second user. The digital communication device includes a means (100) for forming a message at least on the basis of a pressing time, the message comprising information related to the pressing time. The digital communication system comprises means (102) for transmitting the message from the first digital communication device (101) to the second digital communication device (103) or vice versa, means (105) for receiving the message from the other digital communication device (101, 103), and means (104) for presenting the received message on the basis of the information at least related to the pressing time.