You are downloading the Staccato XAP file v1.2.0.0 for Windows Phone. Staccato is a free Music Game: "Staccato" is a leisure game, where the path to making music is simple. When a ball hits a line, it makes a sound. Tap and drag to draw a line; tap a. You can now download the offline XAP package file to install & try it.
Download Locations for Staccato 1.2.0.0 XAP file
Package File
Please Click Here > to retrieve available package files for Staccato.
Please be aware that the Staccato XAP file you are to download is hosted on the Microsoft Store CDN server. You can read more about Staccato or get it on Microsoft Store.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Staccato XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.