Extend your network capacity with the dlink dgs121028 websmart 28 port gigabit switch with 4 sfp ports. This switch delivers power-over-ethernet capabilities, with simplifies deployments with ip cameras, wireless access points, voip phones, and more. This switch also has a total power budget of 185w, and supports 802. 3at on its first 4 ports to a maximum of 30w per port, and 802. 3af on its remaining ports to a maximum of 15. 4w per port. This switch also allows you to control various poe functions, such as remotely rebooting access points or cameras, from anywhere over the network, including the internet, and to set a time window that determines when each port's poe power is turned on and off, thanks to the time-based poe feature. This switch also features auto surveillance vlan and voice vlan, which consolidates data and surveillance video transmission through the network, protects the quality of real-time video by grouping together ip surveillance devices on a single high priority vlan, and guarantees clear quality and efficient transmission for all voice communication. All of the switch's configurations can be made through a web interface regardless of the host pc's operating system, for added convenience.