SpeciFIcation:
Model  GP3056C  
Input Interface  PCI-E  
Outup Interface  4-Port USB 3.0 HUB  
Led Indication  Red(Power)  Green(Working)  
Operating Environment  Working:0-50oC.Storage:-20-70oC  
System Requirement  Windows Xp/Vista/7/8  
Dimension  102.5*98.7*25.4(mm)  
Weight  230g  
Marerial  Metal Case  

Features:
1. Metal Case,strong Texture
2. DC Big 4Pin Socket Supply Power To Each USB3.0 Connector Up To 900ma Max, Insure All Your Huge Current Consumption USB Devics Can Work Properly
3. Standad 3.5” Floppy Size, Easy To Install.also Be Mounted To 5.25”
4. 4 Ports USB 3.0 HUB 
5. Build-in Over Current Protection Can Protect The Devices And Host Itself Eectively
6. Support USB3.0 To Sata Interface, USB3.0 With Higt Speed Up To 5.0 Gb/s, Backward With USB 2.0/1.1
7. Hot-swap
8. Build-in PCI-E, One Step To Upgrade To Front Access USB3.0.