TV, TV box, and apparatus for transmitting a multimedia stream to a remote device are provided, wherein all of them are connected to Internet. The TV box comprises a control unit, a data transform module, and a TV process unit. The data transform module transforms the multimedia stream into a plurality of Internet packets. The control unit transforms the Internet packets to the remote device through the Internet. The TV process unit generates a display signal in response to the multimedia stream so that a display unit can display an image relating to the multimedia stream. The TV comprises the TV box and the display unit. The apparatus comprises the control unit, the data transform module, the public switched telephone network, and the user interface. Consequently, various techniques are integrated and multimedia stream can be transmitted to a remote device.