You are downloading the Quick Bluetooth XAP file v188.8.131.52 for Windows Phone. Quick Bluetooth is a free and useful Productivity app: One-click to setting ... You can now download the offline XAP file to install & try it.
Download Locations for Quick Bluetooth 184.108.40.206 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 Quick Bluetooth XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.