You are downloading the ICast XAP file v220.127.116.11 for Windows Phone. ICast is a free and useful Productivity app: Do you want to enjoy streaming of your media files on big screens? ICast will allow you to stream video, audio and pictures directly from your phone ... You can now download the offline XAP file to install & try it.
Download Locations for ICast 18.104.22.168 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline ICast XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.