Sunshine-tipway High Speed Pc 3.5 Inch Floppy Bay Drive USB 3.0 Hub Front Panel Computer Internal 2 Port Usb3.0 Interface 20 Pin Connector 2 USB 3.0 ports USB 3.0 cable 20 Pin connector Compatible:usb2.0/1.1 standard port downwards Support Plug and play, no need driver less installation Supports Simultaneous Operation of Multiple USB 3.0, USB 2.0 and USB 1.1 Devices Resistance to high temperature refractory materials