🌹🌹 Connect the computer's serial port to the router, switch, and RJ45 console port on the firewall | 🌹🌹 RS232 9-pin serial to RJ45 Cat5 Ethernet, compatible with Cisco routers, including 600, 800, 1600 and 1700 series | 🌹🌹 Easy to set up: Plug and play, just plug the device into the adapter and plug the adapter into your PC or Mac | 🌹🌹 Made of high-quality raw material PVC, wear-resistant, acid and alkali resistant, long service life, oxygen-free copper conductor, anti-UV anti-tarnish, durable, is your best choice | 🌹🌹 Length: 6FT from head to tail (approx. 1.8m) Color: blue (1 pack)