port multiplier version: extend 9 pin usb 2.0 port to 2x 9 pin usb 2.0 ports. connector a: 9 pin usb 2.0 male, connector b: 2x 9 pin usb 2.0 female. usb 2.0 splitter with double sided foam tape, it is available to fix on the main board or chassis. cable lenght: 11.8inch, internal usb 2.0 cable for motherboard and hub connecting. 24 months warranty, please feel free to contact us if you have any quality/package issues at any time.our service team are always here and will solve your problems within 24 hours.