A mobile terminal including a display unit; a wireless communication unit configured to wirelessly communicate with an insole in a shoe and an external device; and a controller configured to receive a foot gesture input signal from the insole for controlling the mobile terminal or the external device, control the function on the mobile according to the foot gesture input signal in response to the foot gesture input signal being mapped a function of the mobile terminal, and transmit a control signal to the external device to control the function on the external device in response the foot gesture input signal being mapped the function of the external device.