bids are invited for sitc of access control system at visakhapatnam airport smart card based access control device , exit switch , em lock , high frequency hid proximity pvc access card , application software to support 100 users at present and having option for expandability in future in multiples of 50 or 100 users , server desk top computers , laptop , cat 6 network lan cable , threefourth inch pvc conduit for laying lan cable , one inch capping and casing , network intelligent switch-16 port , installation, laying of cable, testing, and commissioning and imparting training to 3 technical personnel at respective stations. access control device access controlled handle door lock relevant access controlled handle door lock total quantity : 593