This is the latest version of the R-09 operating system. Please refer to the "R-09UpdateReadMe.pdf" for the update procedure.
You can get WinZip from the following link:http://winzip.com
You can get Stuffit Expander from the following link:http://www.stuffit.com/mac/expander/