Hewlett Packard Enterprise MSR 4-port Gig-T Switch SIC Module. Ethernet interface type: Gigabit Ethernet, Ethernet LAN data rates: 1000 Mbit/s, Networking standards: IEEE 802.3, IEEE 802.3ab, IEEE 802.3u. Compatibility: HP MSR. Dimensions (WxDxH): 3.2 x 5.4 x 0.799" (81.3 x 137.2 x 20.3 mm), Weight: 4.94 oz (140 g)