Apparatus for transmitting data by the telephone network; apparatus for transmitting data via the telephone; apparatus for transmitting messages via the telephone; car telephones; cellular mobile telephones; cellular telephones; computer apparatus for recording telephone calls; computer apparatus for the management of telephone calls; cordless telephones; digital telephone sets; digital telephone switching apparatus; electronic telephones; image display telephones; local mobile telephone installations; local mobile telephone systems; local mobile telephones; multifunctional telephones; pocket telephones; portable radio-telephones; portable telephone sets; portable telephones; private telephone exchange apparatus; telephone answering apparatus; telephone answering machines; telephone handsets; telephone handsets for domestic use; telephone index notebooks (electronic); telephone message pads (electronic); wireless telephones; computer apparatus for recording telephone calls; computer apparatus for the management of telephone calls; computer apparatus for the storage of data; computer apparatus for transmitting data; computers; laptop computers; notebook computers; personal computers for use with video game devices; personal home computers; portable computers; tablets for computers; telecommunications apparatus for transferring data to computers; telecommunications apparatus for transmitting data for use with computers; toy computers (working); video game programs for use with computers; camera apparatus; video cameras