Multiple USB Port4 port ultra-slim USB 3.0 hub for connecting USB devices, e.g. memory sticks, hard drives, mice, keyboards, printers, digital cameras, camcorders, card readers, etc. Plug and play, no need driver. SuperSpeed Data TransferSupports USB 3.0 splitter transfer rates of up to 5 Gbps (10 times faster than USB 2.0). Can transfer HD movies in seconds. Support 4 ports to work at the same time. NOTE: This USB 3.0 hub is designed for data sync only, NOT for Charging. 2Ft USB Extension CableThe cable is extended to 2ft, which is more suitable for home, office or anywhere, and the braided cable prevents tearing, improved strain relief protects the bending point. Safety & Durability The advanced chip avoids overcurrent, overvoltage, overheat, signal interference; braided nylon cable, tested by 4,000+ bending experiments, increases durability; aluminum shell is unbreakable and keeps you away from cheap, fragile, heat-melting plastic cases. Wide CompatibilityDoc