USB cable can effectively , suppress, or isolate , improving the stability and reliability of USB signal transmission. Anti: The design of USB shielded cable can filter out electromagnetic radiation or in signals, making digital signal transmission between USB devices more stable and reliable. Protect device: The filtering effect of the shielded USB cable can also effectively protect the USB device, avoiding external electromagnetic that may damage or cause device failure. Improving transmission speed: USB with shielded cable can also improve the transmission speed of USB devices, as it can noise signals generated by electromagnetic wavesand a more stable data transmission rate. USB devices with shielded cable have many beneficial effects. For users who have high requirements for USB transmission speed and stability, using USB devices with shielded cable can better meet their needs. One to two splitter cable design, there may be some cases where the mainboard is not compatible, and it is recommended to have a version with a chip that is fully compatible. Color: Black Material: PVC+Copper Wire Package Contents: 1PCS x Usb3.0 to 19pin Splitter Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.