The Cisco Catalyst 4500 Supervisor Engine 8-E helps to enable the Cisco converged access solution on the world's most widely deployed modular access switches: the Cisco Catalyst 4500E Series switches. These switches bring the best of wired and wireless technologies together while preserving your investment on existing wired infrastructure. Cisco Catalyst 4500 Supervisor Engine 8-E supports a built-in wireless controller with a single software image for wired and wireless infrastructure. Cisco Catalyst Supervisor Engine 8-E supports up to 20 Gbps wireless throughput, 50 access points, and 2000 wireless clients on a single system.