Nova Media on Wednesday added compatibility with Sony Ericsson K510i and Z550i cell phones to its iSync plug-in, which is now at version 3.2.3. The plug-in enables synchronization of iCal and Apple Address Book data with 43 models of cell phones. It sells for €9.95 (US$12.74) and requires Mac OS X v10.4.7 and iSync 2.3.