Connecting cover keyboard withSamsung TAB 4

Assalamo Alaykum,

how i connect Samsung TAB 4 with cover keyboard.

This keyboard is in cover of the TAB purchased from market.

Something like this

http://cdn.shopclues.net/images/detailed/563/USB97keyboardcaseforandroidtabletPCwindowstabletPCsupportcustomizeRussiankeyboard_1370013220.jpg