An image display apparatus mounted in a car, comprising: a communication unit configured to transmit and receive data to and from a mobile terminal by using a Universal Plug and Play, UPnP, connection; and a controller configured to: control the communication unit to receive, via the UPnP connection, information for requesting a list of transmittable car status information, transmit, via the UPnP connection, the list of transmittable car status information to the mobile terminal, receive, via the UPnP connection, information for requesting, among the list of transmittable car status information, status information of the car in which the image display apparatus is mounted, from the mobile terminal, generate car status information according to the received information for requesting the status information of the car, control the communication unit to transmit the generated car status information via the UPnP connection to the mobile terminal, wherein the car status information includes at least one of driving information, speed information and fuel information of the car, and wherein after transmitting the generated car status information to the mobile terminal via the UPnP connection, the controller controls the image display apparatus to generate and transmit, via the UPnP connection, only changed car status information to the mobile terminal if the status of the car is changed. a communication unit configured to transmit and receive data to and from a mobile terminal by using a Universal Plug and Play, UPnP, connection; and a controller configured to: control the communication unit to receive, via the UPnP connection, information for requesting a list of transmittable car status information, transmit, via the UPnP connection, the list of transmittable car status information to the mobile terminal, receive, via the UPnP connection, information for requesting, among the list of transmittable car status information, status information of the car in which the image display apparatus is mounted, from the mobile terminal, generate car status information according to the received information for requesting the status information of the car, control the communication unit to transmit the generated car status information via the UPnP connection to the mobile terminal, wherein the car status information includes at least one of driving information, speed information and fuel information of the car, and wherein after transmitting the generated car status information to the mobile terminal via the UPnP connection, the controller controls the image display apparatus to generate and transmit, via the UPnP connection, only changed car status information to the mobile terminal if the status of the car is changed. control the communication unit to receive, via the UPnP connection, information for requesting a list of transmittable car status information, transmit, via the UPnP connection, the list of transmittable car status information to the mobile terminal, receive, via the UPnP connection, information for requesting, among the list of transmittable car status information, status information of the car in which the image display apparatus is mounted, from the mobile terminal, generate car status information according to the received information for requesting the status information of the car, control the communication unit to transmit the generated car status information via the UPnP connection to the mobile terminal, wherein the car status information includes at least one of driving information, speed information and fuel information of the car, and wherein after transmitting the generated car status information to the mobile terminal via the UPnP connection, the controller controls the image display apparatus to generate and transmit, via the UPnP connection, only changed car status information to the mobile terminal if the status of the car is changed.