Ugreen USB 3.0 Gigabit Ethernet Adapter with 3-Port Hub

New, box is totally sealed, never been opened. 1. Brand: UGreen 2. Model: 30203 3. Chip: Skyworth GL3520 / Asialnfo AX88179 4. Interface: 3X USB3.0 + 1X gigabit ethernet 5. Internet standard: 10 /100 /1000Mbps 6. Read speed: 80-130MBs 7. Write speed: 80-110 MBs 8. Compatibity: for Mac OSX / Win7 / Win8 / XP / Vita / Linux 9. Dimension: 92*50*20mm 10. Cable length: 50cm Features: 1. With gigabit ethernet and 3 USB3.0 ports, without WIFI also can use the wired internet, easy to acheive high speed internet. 2. With three USB3.0 ports, provide more convenient experiences for Mac PC. The USB port can connect USB disk keyboard mouse and so on. 3. USB3.0 provide high speed transmission, and the same time compatible with USB2.0 and USB1.1. 4. Asialnfo AX88179 orginal chip support newly Windows 8 and Windows 10 system, plug and play, without drive. 5. External equips with 3.5mm*1.35mm supply power port. When you use many equipments coinstantaneous and find insufficient electricity supply, use the 5V-2A power adapter plug into the port, to solve this problem.( Power adapter is no included) 6. With blue LED indicator, you can know the working status. 7. Support overload voltage and instant current protection,don't worry about equipments will be damaged.