Cisco Supervisor Engine - For Data Networking - 1 x 1000Base-T (management) - RJ-45, 1 x console - RJ-45, 1 x USB - Type A, 1 x USB - Type B10 Gigabit Ethernet, Gigabit Ethernet - 10GBase-SX, 1000Base-T - 4 x Expansion Slots - SFP+ - Plug-in Module Supervisor Engine is the single answer to all your desired and specified application execution needs With 10GBase-SX technology, enjoy up to 10Gbps data transfer rate over optical fiber cable Enjoy flexibility and scalability with data transfer rate of up to 10 Gbps with 10 Gigabit Ethernet technology Plug-in Module conveniently adds a specific feature to an existing computer program to ensure maximum productivity Supervisor Engine with data networking application/usage for maximum dependability and convenience