10-port desktop gigabit ethernet switch: 8x gigabit sfp + 2x metal, 802.3az (green) poe 802.3at (high power, 30w) - power budget 120woverviewthe zyxel gs1100 series is the best solution for instant gigabit connectivity in office environments demanding silent operation and better energy efficiency. with power-saving functions, gigabit ethernet and a fanless design, the gs1100 series provides plug-and-play simplicity for high-bandwidth network applications.technical specsnon-blocking, wire-speed transmissionauto mdi/mdi-x supporttwo sfp ports support for easy long-distance deploymentsieee 802.3az compliantfanless design for silent operationieee 802.3x flow control supportedieee 802.1p cos supportedieee 802.3at poe plus standard with 30 w per port