TP-Link TL-SG105S |5-Port Gigabit Desktop Switch5x 10/100/1000 Mbps Auto-Negotiation RJ45 ports supporting Auto-MDI/MDIXPlug and play, no configuration neededSupports 802.1p/DSCP QoS and IGMP Snooping functionsDurable metal casing, desktop/wall-mounting options, and a fanless designIEEE 802.3x flow control provides reliable data transferGreen Ethernet technology reduces power consumptionMonitor and address loop-related issues within your network structure to prevent disruptions caused by looping