Provides a service providing device and method enabling a user to accept the service by utilizing the capabilities of several various devices. At least one physical device is selected for the user based on the service requirement. The user accepts the service via the selected physical device or devices. The invention “hides” the physical devices by using a virtual device to provide the service for users. Furthermore, the invention provides a “tailored” virtual device based on the environment around the user, the favorite of user and the requirements of the service, and may provide to the user the “tailored” information suitable for the user. The operating environment of the virtual device according to the invention is dynamically changeable according to the environment around the user, the favorite of user and the requirements of the service. Thus, a seamless service may be provided to the user.