Do you know if the Raspberry Pi's recommended OS Raspbian comes with a remote desktop (RDP) client as default, or one that I can download to remote desktop into a Windows 7 machine?
to install Remmina.
You could also try rdesktop by running
Try install TightVNC Server on Raspberry Pi:
Run it every time or add it to startup:
You will need a TightVNC Client on your Windows PC o Android Phone.