Product Name:JetStream 48-Port Gigabit L2+ Managed Switch with 4 SFP SlotsManufacturer Part Number:TL-SG3452Product Type:Ethernet SwitchManageable:YesEthernet Technology:Gigabit EthernetNumber of Total Expansion Slots:4Product Family:JetStreamStack Port:NoMedia Type Supported:Optical FiberTwisted PairTotal Number of Network Ports:48Redundant Power Supply Supported:NoExpansion Slot Type:SFPForm Factor:DesktopRack-mountablePower Consumption:32.80 WPower Source:Power SupplyLayer Supported:2Environmentally Friendly:YesEnvironmental Certification:RoHSNetwork (RJ-45):YesNumber of SFP Slots:4Modular:YesUplink Port:NoShared SFP Slot:NoPort / Expansion Slot Details:48 x Gigabit Ethernet Network4 x Gigabit Ethernet Expansion SlotNetworking Standards:IEEE 802.1pIEEE 802.3adIEEE 802.1DIEEE 802.1wIEEE 802.1sIEEE 802.3xIEEE 802.1QIEEE 802.1xIEEE 802.1abCountry of Origin:ChinaHeight:1.7Width:17.3Depth:8.7Product Model:T2600G-52TSNetwork Technology:10/100/1000Base-T1000Base-XProduct Line:JetStreamLimited Warranty:LifetimeStock Details:Manufacturer:TP-LINKManuf Part#:TL-SG3452