J3103-69001 – HP 2 x Ports 100VG AdvanceStack Expansion Switch Module Brand : HP Weight : 2 Modular Expansion : No Console Management Port : Yes Uplink Port : Yes USB Port : Yes Stacking Port : Yes Media Standard : Coaxial Ethernet Standard : Gigabit Ethernet Shared Status SFP/SFP+ Slots : Yes Manageable : Yes Form Factor : Rack-mountable Redundant Source of Power : No Assembly Required : No Source of Power : Power Supply Compliance Standards : RoHS,WEEE Eco Friendly : Yes