Top-Longer USB 3.1 Type C Reversible Design Ultra-thin USB 3.1 Type-C male Multiple 4 Port Independent supply provides power supply to connect devices.Support over current and unstant current protection. Support USB 3.1/3.0 super speed (5Gbps) transmission, downward compatible USB2.0,driver free, support windows XP, windows 7, 8 and Mac OS,Linux. Top quality design and High-quality materials to ensure reliability and provide superspeed charging and transferring. Just buy with confidence: ONE YEAR WARRANTY will be guaranteed. Reversible Design: Smaller, smarter and more convenient! Low-profile connector with a reversible design simplifies the connection; Plug and unplug easily without checking for the connector orientation. USB 3.1 Type C USB-C to Multiple 4 Port USB 3.0 Hub For New MacBook, Surface Pro 4 etc. Tablet laptop and Other Type-C Supported Devices?interface support plug and play. Hot swap, easy to use and carry.