DETAILS: The HP ProCurve vl 20p Gig-T+ 4P SFP module switch provides 20 ports of 10/100/100-T and 4 ports of SFT for use in the ProCurve Switch 4200vl series. Product Description HP ProCurve vl 20p Gig-T+ 4P SFP module switch - expansion module - 20 ports Device Type: Expansion module Form Factor: Plug-in module Dimensions (WxDxH): 8 in x 9 in x 1.8 in Weight: 1.5 lbs Ports Qty: 20 ports Cabling Type: Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 1000Base-T Auxiliary Ports: 4 x SFP (mini-GBIC) Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet Data Transfer Rate: 1 Gbps Compliant Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab ALTERNATE ITEM #: J9033A UPC: 0808736870788