To acquire absorbability necessary for preventing the drop of a handset.

This structure is provided with a handset and a handset bearing, and the handset is provided with a first permanent magnet 12 whose S polar side is arranged so as to be faced to a handset case 11, a second permanent magnet 13 whose N polar side is arranged so as to be faced to the handset case, and a first magnetic material 14 mounted on the handset case across the N polar side of the first permanent magnet and the S polar side of the second permanent magnet. The handset bearing is provided with a third permanent magnet 22 whose N polar side is arranged so as to be faced to a handset bearing case 21 constituting the handset bearing at the position opposed to the first permanent magnet, a fourth permanent magnet 23 whose S polar side is arranged so as to be faced to the handset bearing case at the position opposed to the second permanent magnet, and a second magnetic body 24 mounted on the handset bearing case across the S polar side of the third permanent magnet and the N polar side of the fourth permanent magnet.