: The USB 3.0 header splitter extension cable is suitable for extending the USB 3.0 IDC 19/20 header on the motherboard to two headers, making it easier to connect more USB 3.0 devices..: The 19/20 pin 1 to 2 y internal hub splitter complies with the USB 3.0 standard protocol, and its unique design provides stable power and signal transmission for devices. It supports transfer rates up to 5Gbps and is backward compatible with USB 2.0 (480Mbps), ensuring more stable data transfer speeds.: Our USB 3.0 internal extension cable is made of premium flat ribbon cable, with tinned copper conductors, ensuring stable signal and data transmission. Compared to individual crimped wires, it is more durable, easier to dust-proof, and prevents overheating. It can be flexibly placed in any position within the chassis.