Flexible Full Gigabit 52-Port PoE Configuration - 48× PoE+ (802.3at/af) 10/100/1000 Mbps RJ45 ports providing up to 30W per port and total PoE power budget of 384W, together w/ 4× Gigabit SFP slots for high-speed connections. Integrated into Omada SDN - Omada Software Defined Networking platform integrates network devices, including switches, APs & gateways with multiple control options offered - Omada Hardware controller or Software Controller. Standalone Mode also applies. Cloud Access - Remote cloud access and Omada app brings centralized cloud management of the whole network at different sites-all controlled from a single interface anywhere, anytime. SDN Compatibility - Make sure your devices/controllers are equipped with SDN firmware. (Or upgradable). SDN controllers work only with SDN Access Points, Switches & Gateways. Non-SDN controllers work only with non-SDN APs. Details found on TP-Link website.