Specifications: PCIe X1 input; compatible with PCIe X1, X4, X8 and X16 motherboard slots; USB 3.0 data transfer up to 5Gbps; backward compatible with USB 2.0 and 1.1; 5V/900mA output per USB port; SATA 15-pin power
Connector A: PCIe X1
Connector B: USB 3.0 Type-A; USB-C; Type-E; 19/20-pin internal header