Home page of the Cygwin project: http://www.cygwin.com/
Installation file 32bit Windows: https://cygwin.com/setup-x86.exe
Installation file 64bit Windows: https://cygwin.com/setup-x86_64.exe
Running the network installation program:

Now we will download needed components and in the same time install the program:
Selecting temporary directory for the components being downloaded:
Connection type specification:
Selecting from where will be the SW downloaded:
Here we can select the components to be installed:
We will urgently need rsync and openssh, binary version is sufficient, source codes are not necessary (B a S columns):
Detail of selected package:
Installation software should solve the dependencies and automatically add needed packages:
After the installation is possible to run command processor bash, where is command line rsync client already available:
Please go back for another usage examples: Rsync