You are downloading the NETGEAR AirCard XAP file v6.1.1607.2 for Windows Phone. NETGEAR AirCard is a free and useful Productivity app: The AirCard App is the official app from NETGEAR for managing your AirCard Mobile Hotspot (formerly from Sierra Wireless). View your connection, ... You can now download the offline XAP file to install & try it.
Download Locations for NETGEAR AirCard 6.1.1607.2 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline NETGEAR AirCard XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.