SCMxx is a data exchange utility for certain Siemens mobile phone models.
Data types handled include logo bitmaps, MIDI files, vCalendars,
address books, phonebook entries and SMS. Support for phones includes the
S25, C35i, S35i, M35i, C45, S45, ME45 and SL45 models.

WWW: http://www.hendrik-sattler.de/scmxx/