Ideal for IT Pros Who Need a Connection Between Computer and Cisco Console Device This rollover cable is designed for consumers or IT professionals who want a reliable connection between their computer or laptop's USB-A port and a Cisco modem, router, firewall, switch or other serial-based Cisco device with a console port. The cable works with both older and new Cisco models, supporting data transfer rates up to 250 Kbps. Top-Quality Construction for Top-of-the-Line Performance No extra software or external power is required to use this 15-foot cable. Premium double shielding eliminates crosstalk and reduce EMI/RFI line noise that can disturb your electronics and inflict hardware damage or data loss. The U009-015-RJ45-X works with Windows, Mac and Linux operating systems.