You are downloading the King Poker XAP file v126.96.36.199 for Windows Phone. King Poker is a free and fun Card & Board game: King Poker strives to be the most authentic video poker experience you can get outside of a casino. (Though we're not going to stop you from playing ... You can now download the offline XAP file to install & try it.
Download Locations for King Poker 188.8.131.52 XAP file
To try to install it manually from an SD card, you should choose one of the server location above to get the offline King Poker XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.