You are downloading the ICast XAP file v22.214.171.124 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 126.96.36.199 XAP file
Note: 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.