ITEM NAME:2Ports USB 3.0 Back Panel To Motherboard 20pin Header Connector With PCI S tyJ№[ Features: This cable (plus bracket) provides 2 external USB 3.0 ports that connect to the motherboard. This lets you add USB ports without having to take up any PCI slots. USB 3.0 Back Panel Expansion Bracket to 20-Pin Header Cable (2-Port) Connectors:USB 3.0 Female (x2), 20 pin motherboard Comes with bracket Doesn't take up PCI slot Length: about 45cm/1.5ft Color: Black Blue Package Content: 1 x USB 3.0 Back Panel.This lets you add USB ports without having to take up any PCI slots. This cable (plus bracket) provides 2 external USB 3.0 ports that connect to the motherboard. 
Doesn't take up PCI slot. 
USB 3.0 Back Panel Expansion Bracket to 20-Pin Header Cable (2-Port).