S220S series switches, offering rich uplink and downlink ports, are Layer 2 switches designed for the SME and SMB market. These switches provide many features, such as rich management methods (web-based management, app-based management and SNC- based management), flexible Ethernet networking, and diversified security control.8*10/100/1000BASE-T ports (128 W PoE+), 4*2.5GE SFP ports, built-in AC power, Fanless