Supports 48 802.3at/af compliant Poe+ ports with a total power supply of 384 watts L2+ Feature: Static Routing, helps route internal traffic for more efficient use of network resources. Power Consumption: Maximum (PoE on): 470.4 Watts (220 Volts /50 Hertz),Maximum (PoE off): 46.5 Watts (220 Volts /50 Hertz) IP MAC Port Binding, ACL, Port Security, DoS Defend, Storm control, DHCP Snooping, 802.1X and Radius Authentication provide you robust security strategies L2/L3/L4 QoS and IGMP snooping optimize voice and video applications.IPv6 support with dual IPv4/IPv6 stack, MLD snooping, IPv6 neighbor discovery System requirement:Microsoft Windows XP, Vista or Windows 7, Windows 8, MAC OS, NetWare, UNIX or Linux Power Supply: 100~240VAC, 50/60 Hertz