The Cisco 5500 series wireless controller is a highly scalable & flexible platform that enables system wide services for mission-critical wireless in medium to large-sized enterprises & campus environments. Designed for 802.11n performance & maximum scalability, the 5500 series offers enhanced uptime with the ability to simultaneously manage 250 access points; superior performance for reliable streaming video & toll quality voice; & enhanced fault recovery for a consistent mobility experience in the most demanding environments. Please note: networking & wireless components such as switches, routers, UPS & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.