An object (10) having n faces, includes wireless transmitting means (12) for transmitting the value of at least the face of the object lying on a surface. In one embodiment, the face of the object (10) has n faces, includes at least n-1 sensors (S) installed therein, a controller (27, 101) coupled to each of the n-1 sensors (S) and a wireless transmitter device (12) coupled to the controller unit (27, 101) for transmitting data from each of the n-1 sensors (S).