Add extra 3.0 USB ports to any PC with this dual USB to motherboard adapter. This 20 Pin design feeds directly to your motherboard to save you from taking up those valuable PCI-E or PCI slots. Transfer your data in 3.0 speed and never miss a minute! Features: Add USB ports directly to your motherboard. Dual 3.0 USB out to 20 Pin Connection. USB 3.0 compatible with data transfer rate of 4.8Gbps, faster than USB 2.0. Reverse compliant with USB 1.0/2.0. Easy fast way to add USB ports without taking up a PCI slot. Small size leaves room for other connections. Driver-less installation for Windows ME/2000/XP/Vista/7/8/10/Linux (any distribution). Specifications Color Black Interface Type A USB 3.0 female to 20 pin female adapter Size 5L x 3.5W x 1H cm Weight 20g Package included 1 x MB 20Pin Header to Dual USB 3.0 adapter