You are downloading the Cassette XAP file v126.96.36.199 for Windows Phone. Cassette is a free and useful Music app: This app is an enhancement of the built-in Zune music player.It brings the good old audio cassette feeling back to you:Retro instead of ... You can now download the offline XAP file to install & try it.
Download Locations for Cassette 188.8.131.52 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 Cassette XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.