USB cable can effectively suppress interference and isolate signals, improving the stability and reliability of USB signal transmission. The design of the USB shielded cable helps filter out electromagnetic interference in signals, making digital signal transmission between USB devices more stable and reliable. Protect device: The filtering effect of the shielded USB cable can help protect connected USB devices by reducing the risk of damage from external electromagnetic interference. Improving transmission speed: A shielded USB cable can also contribute to improved transmission speed, as it reduces noise caused by electromagnetic waves and supports a more stable data transfer rate. USB devices with shielded cables offer benefits for users who require higher USB transmission speed and stability. One to two splitter cable design; there may be some cases where the motherboard is not compatible, and it is recommended to use a version with a chip that ensures full compatibility. 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 to appear slightly different from the actual product. Measurement allowance is +/- 1-3cm.