Support 10/100/1000 Mbps auto-sensing function USB 3.0 interface Backward compatible with USB 2.0 Supports Auto MDI/MDIX (straight and crossover network cable automatic detection) Supports USB full speed and high speed mode and bus power capability This compact USB 3.0 network adapter is backward compatible with older USB 2.0 / 1.x computer systems (speed limited by USB bus), making it the perfect portable replacement network adapter or laptop accessory. For Chromebook, MacBook Air, Windows, Android tablets. The Gigabit Ethernet Adapter adds an RJ45 Ethernet port to a USB-enabled computer system that supports Gigabit networking with a bandwidth of 1000 Mbps. IEEE 802.3, 802.3u and 802.3ab (10Base-T, 100Base-TX and 1000Base-T) compatible Supports full-duplex and half-duplex operation of Fast Ethernet Supports Jumbo packets up to 9 KB Supports suspend mode and remote wake up via links and magic packets Plug and play installation System Requirements: Windows XP / Vista / 7 / 8.1 / 10 or Macintosh OSX 10.6 / 10.7 Available USB port (Preferred USB 3.0 port) Input interface: RJ45 to network cable Output interface: USB 3.0 to the computer Color: Black Material: ABS Package Contents: 1 x USB 3.0 to Gigabit LAN Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.