(1) devised the art belongs The subject innovation is a mobile phone in mobile phone telephone separate, external device, the device receiving the vibration alert unit separately from the telephone body in (PCS phone including) (2-a, 2-b, 3-a~g) made to a mobile to help. (2) The purpose of devising The cell phone beeps noise pollution in public places is becoming increasingly serious. If you release to switch the vibration signal in order to prevent this, it is holding the cell phone is always in the hands follow the inconvenience. Even if you attach to the body when the mobile party or his surroundings violently moved, or when the contact of the body far away can not feel the vibration signal well. The subject innovation is in need create a small receiving device, a removable (2-a, 2-b) to make it able to make flocks were attached to the telephone main body, or main unit and the telephone is completely independent separate receivers (3-a~g) where appropriate, there is a purpose more reliably receive a signal as well as to prevent noise pollution by receiving only a small receiver in accordance with the mobile contact .