You are downloading the Audiotica AppXBundle file v2015.508.1404.5881 for Windows Phone. Audiotica is a free and useful Music app: Beta for ... You can now download the offline AppXBundle file to install & try it.
Download Locations for Audiotica 2015.508.1404.5881 AppXBundle file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline AppXBundle 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 Audiotica AppXBundle file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.