This is the software for syncing data between a Macintosh and the
Seiko RC-4000 series (RC-4000, RC-4400, and RC-4500).
The 'application' itself is a HyperCard stack.
There are various bundled 'Goodies' too, all explained in the ReadMe
HyperCard stack.
Compatibility
Architecture: 68k
MacOS 9.1