DRS has certain software requirments please ensure you meet these before downloading.
Windows XP or Windows 7 32 Bit
DRS requires a 32 bit operating system, though 64 bit users can get round this by setting java to run in 32 bit mode in the java control panel
Java (32Bit) must be installed - get it here
VLC must be installed - get it here
Requires an Apple iPhone 3GS or later with iOS4 or later installed.
Requires a dropbox account - sign up for one here.