Buffalo 5-Port Desktop Gigabit Ethernet PoE Switch (BSL-POE-G2105U) 4 x Gigabit Poe ports + 1 x Gigabit Standard Uplink port IEEE 802.3af Power over Ethernet (Poe) support IEEE802.3x Flow Control for full duplex operation, Back Pressure for half-duplex operation Max 15.4W power for each POE port Max 40W power total on the switch Durable metal chassis Auto-MDIX provides fast plug and play setup with any Ethernet cable Fanless, compact design offers silent and reliable operation