?????????????? • Output Interface: 3 USB-A 3.0 Ports, 1 Gigabit Ethernet Port • Input Interface: 1 USB-A 3.0 Connector • Chipset: RTL8153 • Supported Systems: Windows (XP/Vista/7/8/8.1/10), Mac OS X (10.5-10.11), Linux OS and Chrome OS ?????????? • Dimensions ( W x D x H ): 1.2 x 0.9 x 3.8 inch (31 x 23 x 96 mm) ??????? ???????? • USB 3.0 3-Port Hub & Gigabit Ethernet Adapter UE330 • User Guide