A data storage and reproduction system is provided using a computer network that comprises a server, at least one attachment unit that is coupled to the server and first and second reproduction devices. The server storing data to be reproduced. At least one attachment unit comprising means for interfacing with a portable memory device having a reference to the reproduction data. The first reproduction device capable of performing a first data reproduction of the reproduction data and the second reproduction device capable of performing a second data reproduction of the reproduction data, the second data reproduction being different than the first data reproduction. Wherein the server responds to a request from the at least one attachment unit by transmitting the reproduction data and where the reproduction data is determined to be a format unsuitable for the reproduction device, the data is reformatted for use by the reproduction device.