Features: Connect the USB 2.0 9-pin extension cable to the computer mainboard, with one male and one female extension function. The design of shielded wires can effectively eliminate, suppress or isolate interference, and improve the stability and reliability of USB signal transmission. The design of USB shielded cable can filter out electromagnetic radiation or interference in signals, making digital signal transmission between USB devices more stable and reliable. The filtering effect of shielded cable USB can also effectively protect USB devices from external electromagnetic interference that may damage or cause device failure. USB with shielded cable can also improve the transmission speed of USB devices, as it can eliminate noise signals generated by electromagnetic waves and ensure a more stable data transmission rate. Specifications: Material: PVC Connection：USB2.0 9Pin Male to Female Cable Length: Approx 50CM/19.68in 70CM/27.56in Package Includes: 1PC USB 9 Pin Cable note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.