Welcome to our store! 1. Eco-friendly wires and connectors, with excellent electrical conductivity and high-speed data transmission. 2. Twisted data wire pair (impedance matching): Minimizes data line signal crosstalk! 3. Provides ultra-fast data transfer speeds of up to 5 Gbps. 4. Elastic PVC jacket: flexible and not easy to break, durable. 5. Over-molded, not easy to break, durable, ensures flawless data transmission. Features: Eco-friendly wires and connectors, with excellent electrical conductivity and high-speed data transmission. Dataline twisted pair (impedance matching): Minimizes data line signal crosstalk! Provides ultra-fast data transfer speeds of up to 5 Gbps. Elastic PVC jacket: flexible and not easy to break, durable. Over-molded, not easy to break, durable, ensures flawless data transmission. Endshield: Helps reduce signal interference and is 100% compatible with current USB specifications. Braided mesh and aluminum-platinum double-layer shielding: can greatly reduce electromagnetic interference and radio frequency interference. Specification: Product Color: Black Product Interface: One 19pin/20pin female, the other dual USB3.0 A female with fixed feet Line Length: Approx. 0.8 m / 2.62 ft Package List: 1 * USB3.0 Data Cable Note: This product is just a data cable. It must be used with a USB3.0 expansion card or a USB+USB3.0 device (hard drive box or USB flash drive) with a USB3.0 interface to achieve USB3.0 speeds. If connected to a USB2.0 interface, it will only run at USB2.0 speed. This is common knowledge, please be aware! USB3.0 is a dual row totaling 20PIN, one of which has been pulled out of the needle, so it is also called 19PIN. Guaranteed Satisfaction: Customers are our top priority. If you find any issues with the product, please contact the seller immediately. We strive to provide satisfactory after-sales service.