To provide a switch module for cellular phone which is controlled by pushing a key switch that changes function of the telephone by one touch system by being installed at the side face of the cellular phone.

In the switch module for cellular phone, the contact part of a connector is folded back so as to have an elastic force and is made to contact constantly the pattern formed on a printed-circuit board built-in the cellular phone, thereby, mutual connection rate of the pattern of the printed-circuit board and the connector is increased, and thus the service life of the telephone is greatly extended and reliability of the user to the product is improved.