This ICY BOX PCIe expansion card IB-PCI1901-C32 is the highly flexible and cost-effective alternative to the not yet widespread USB4 standard. It offers full support for the USB 3.2 (Gen 2x2) specification for any motherboard with a PCIe 3.0 x4 slot. Without purchasing a new motherboard, the IB-PCI1901-C32 can be easily added to a slot of the existing board for system upgrades to enjoy transfer rates of up to 20 Gbps.