A wearable device according to one embodiment of the present invention includes a memory, a display module, a touch recognition module, a communication module configured to perform a communication link with a mobile device and a controller configured to control the memory, the display module, the touch recognition module and the communication module. In this case, the controller is configured to receive a data indicating a call mode of the mobile device from the mobile device, configured to firstly sense a predetermined gesture, configured to secondly sense a location change of at least one of the wearable device and the mobile device, configured to switch a mode of the wearable device into a call mode and transmit a command for making the mobile device enter a different specific mode instead of the call mode to the mobile device.