Method and device for playing content

A method for playing content stored in a storage device connected through at least one interface by a first playback device, the method comprising:

• detecting a first storage device and a second storage device connected a second playback device;
• requesting first information related to the detected second storage device;
• receiving the first information from the second playback device;
• and
• playing at least one content included in the first storage device or the second storage device,
• wherein the first information includes at least one of an identifier (ID) of the second playback device, an ID of the second storage device, or a content ID list.

A device, as a first playback device, for playing content stored in a storage device connected through at least one interface, the first playback device comprising:

• a display unit configured to output played content;
• a communication unit configured to transmit and receive a signal to and from the exterior wiredly and/or wirelessly;
• and
• a controller functionally connected to the communication unit,
• wherein the controller detects a first storage device and a second storage device connected to a second playback device, requests first information related to the detected second storage device from the second playback device, receives the first information from the second playback device, and plays at least one content included in the first storage device or the second storage device,
• wherein the first information includes at least one of an identifier (ID) of the second playback device, an ID of the second storage device, and a content ID list.