4 Port PoE Switch with 1 Up-link Ports. Full Gigabit Features Conforms to IEEE802.3, IEEE 802.3u, IEEE 802.3ab, IEEE802.3af, IEEE802.3at Provides 5 10/100/1000Base-TX ports Provides 4 PoE injector and 65W Built-in power supply Extra 1 SFP Port High back-plane bandwidth 12Gbps IEEE802.3x Flow control EMI standards complies with FCC, CE class B Power Power Supply Built-in power supply Voltage Range AC 100~240 V Consumption 123.2W for PoE Ethernet Speed 1-8 Port: 10/100/1000Mbps Uplink:10/100/1000Mbps Transmission Distance 100Meter (328ft) Network Switch Ethernet Standard IEEE 802.3/802.3u/802.3ab/802.3af/at Switching Capacity 18G Transfer Rate 14,880 pps for 10Mbps 148,800 pps for 100Mbps 148,8000 pps for 1000Mbps MAC Address 4 K MAC address table LINK/ACT On. Green The port is connecting Blinks The port is receiving or transmitting data Off The port is not linked successfully with the device POE On. Orange PD is connected Off No PD is connected or power forwarding fails PoE pin assignment V- ( Rj45 Pin1 ,2 ),V + (Rj45 Pin3,6 ) Working Environment Working Temperature 32°F ~104°F (0℃~40℃) Storage Temperature -40°F ~158°F (-40℃~70℃) Humidity(Non-condesing) 0-85% Mechanical Dimension(L*W*H) 11.2 x 7.3 x 1.7 in (285 x 186.5 x 44mm) Out Shell Galvanized Sheet Color Gray