A wireless telephone apparatus, in particular a mobile radio telephone or hand-set, a cordless telephone or the like, comprises an upper shell containing breakthroughs for a keyboard, and lower shell. In the area of the upper shell and the lower shell, there is at least one electrically and magnetically conducting screening element for screening the head of the use against EMV. According to one embodiment of the invention, the screening element is provided in the form of a lining of the upper shell or lower shell, for example in the form of an MU-metal sheet.