Specification: 1. Double usb3.0 male to female. 2. With panel mount screw hole, include M3 screw. 3. USB 3.0 technology. 4. 5Gbps high speed transmission rate. 5. Supports two-way data transmission. 6. Downward-compatible with USB2.0/1.1. 7. Spacing between two screw holes is 31.5 mm. 8. High quality tinned oxygen-free copper wire core. 9. Cable is made of aluminum foil, and the braided net is double shielded. 10. Cable suitable for family, classroom, office, conference, entertainment and more occasions. 11. Length: 0.6m/23.6inch/1.96ft. 12. Color: Black. Package Includes: 1 x Double USB 3.0 Cable 2 x M3 Screw