Brand N/A Model 011 Quantity 1 Color Black Material Plastic Connector Type USB 3.0 Port Number 4 Transmission Rate 5Gbps Power Supply USB / External AC power adapter Supports System Windows 2000 / XP / Vista / 7; Linux Mac Spacing 1.6cm Other Mini size easy carrying features independent LED indicator and switch support hot swapping plug and play; With over voltage and transient current protection; Backward compatible with USB 2.0 / USB 1.1. Packing List 1 x USB 3.0 hub 1 x USB data cable (100cm) 1 x 2-Flat-Pin plug AC power adapter (110~240V / 90cm-cable)