Network standardsIEEE 802.3/3u/3x, IEEE 802.3af/atLED Indicator6 * Link/Ack LED indicators1 * Power LED indicatorInterfaces4*10/100 Base-TX Ethernet ports(Data/Power)2*10/100 Base-TX Ethernet ports (Data)Transmission mediaRecommended: CAT5/5e UTP or betterFan quantityN/ADimension100.0mmx100.0mmx26.0mmLevel of protectionLightning protection for ports: 6KVLightning protection for power: 4KVESD:Air discharge: ±10kVContact discharge: ±8kVForwarding modeStore-and-forwardSwitch capacity1.2 GbpsPacket forwarding rate0.89MppsBuffer448KMAC address table1 KJombo frameN/APoE budgetSingle port: AF: 15.4W, AT: 30WWhole device: 63WPower consumption/Input voltage100-240V AC 50/60Hz51V /1.25A DC(Power Adapter )MountingDesktop mounting: supportWall mounting: supportRack mounting:non-supportEnvironmentOperating Temperature: 0℃~45℃Storage Temperature: -40℃~70℃Operating Humidity: 10%~90% non-condensingStorage Humidity: 5%~90% non-condensingCertificationFCC、CE、RoHSSoftwareFuntionsStandard: the switch functions as a common unmanaged switch and all the ports of the switch can communicate with each other.Extend Mode: If Extend mode is enabled, Port 1-4 will be isolated respectively (10Mbps auto-negotiation).And the delivery distance of powering and network data is up to 250m (10Mbps).