100% Brand New. Color: Black Material: ABS USB Ports: 4 USB type: USB 3.0 Compliant with USB version: USB 1.1 / 2.0 / 3.0 Compatible Systems: Windows 2000/ XP/ Vista/ 7/ Linux/ Mac OS 10. X or above USB 3.0 cable length: Approx. 55cm USB hub size: Approx. 7.2 *6 * 1.5cm The newest chipset version: VL812 allows this hub perform stable and perfectly compatible with your Windows， Mac OS or Linux systems. 4-port USB 3.0 hub with super speed transfer rate up to 5Gbps. Backwards compatible with USB 2.0 & 1.1. Supports hot swap. Built-in over-current protection to protect both connected devices and the hub itself from unforeseen power surges. Plug and Play， no driver needed. Light weight， small size， easy to carry.Package Content: 1 x USB 3.0 Hub 1 x USB 3.0 Cable (NOT AC Cable)