An insert for use in a gripping assembly is disclosed. The comparator hardware performs comparison on a wide-range of selectable input values, thereby avoiding the need for a dedicated comparator for each input value. Each removable power adapter includes an adapter body, an adapter receptacle, and an adapter contact configuration. Provision of erroneous information due to leakage of a radio wave arriving from a direction different from the moving direction of the vehicle equipped with the vehicle-mounted device is prevented, and information corresponding to the moving direction of the vehicle. The first channel connects the first set of transmission lines to the third set of transmission lines.