An information terminal device that includes a first housing electrically and movably connected to a second housing via a cable, the first housing includes a first substrate, a cable guide member having a portion of the cable therein so that the cable guide member guides an end portion of the cable to the first substrate, and a cable cover member which integrally includes a cable surrounding unit which covers the portion of the cable in the cable guide member and a sensor holding unit which holds a detection sensor for detecting the position of the second housing in relation to the first housing.