1. USB 3.1 USB-C Multiple 3 Ports Hub With PD Power Charge For PC、 Laptop、 Tablet、 MacBook; Support Windows 8、 MacOS 2. Multiple USB 3.1 interface support plug and play、 hot swap、 easy to use and carry. 3. Support over current and unstant current protection. 4. Support USB 3.1/3.0 super speed (10Gbps) transmission、 downward compatible with USB 2.0 5. Driver free、 support windows XP、 windows 7、 8 and Mac OS、 Linux. 6. Independent supply provides power supply to connect devices. 7. The power supply is not included. 8. Type C connector is the new design for USB 3.1 & MacBook & Laptop 9. Type C female connector is the charger for MacBook and USB device 10. 10/100/1000Mbps gigabit Ethernet Dimensions: 5.12 in x 1.57 in x 0.79 in (13.0 cm x 4.0 cm x 2.0 cm) Weight: 2.29 oz (65 g)