> Model: ORICO W5PH4-U3-BK > Product features: USB3.0 HUB > Dimensions: 105 × 33 × 24mm > Transmission Interface: USB3.0 > Hot Swap: Support > Security module overcurrent protection, overvoltage protection, short circuit protection > LED indicator: LED Power supply status light - blue light > Support System: 2000 / XP / Vista / 7 / MAC 9.1 / 10.2 or more Windows