Setting up internet cyber cafe and the cost of it depends on a numbers of client computer and serve you plan to offers to your customer. To start cafe business you will need;-
Internet connection(ADSL, cables)
Client computer
Server computer that control the clients
Networking hardware
ADVICE:-
Protect and keep fresh client computer for your next user
Sell various items to increase your profit
Allow multi players games to increase your membership.
Extra charging for special and additional service