USB 3.0 Dual Port Front Panel to Motherboard 20Pin Connector Cable for PC 3.5' Floppy Bay Compliant with PCI Express Base Specification 2.0 PCI-E bus interface and 3.5inch bay of PC front panel Compliant with USB 3.0 Super-Speed (5Gbps), USB 2.0 Hi-Speed (480Mbps), USB 1.1 Low-Speed (1.5Mbps) Max. 900mA per port 40 cm long cable