Dell XPS 730 USB Cable IO Master Panel to Motherboard (part number RU493) is a specific replacement component designed to connect the IO master panel to the motherboard in the Dell XPS 730 desktop. This cable facilitates the communication and functionality of the USB ports on the IO panel, ensuring they work correctly for connecting peripheral devices. As an OEM part, it guarantees compatibility and reliable performance, making it an ideal solution for maintaining or repairing the USB connectivity of your Dell XPS 730 system.