USB 3.0 to Gigabit Adapter with 3-Port USB Hub Connector 1: USB 3.0 (Type A) male Connectors: 3x USB 3.0 (Type A) female, RJ 45 socket Ethernet: IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.az Maximum speed: 10/100/1000 Mbit/s Auto-Sensing Specification of USB 3.0 Standard Backward compatible with USB 2.0/1.1 LED for USB and network USB 3.0 data transfer rates up to 5 Gbit/s