HDE 9-Pin DB9 Serial RS232 Port to RJ45 Cat5 Ethernet LAN Rollover Console Cable Switch Line (Single) Connect your computer's serial port to the RJ45 console port on routers RS232 9-Pin Serial to RJ45 Cat5 Ethernet Compatible with Cisco routers, including the 600, 800, 1600, and 1700 series Length: 4.9 feet (approx 1.5m) from end to end | Color: Blue HDE is a registered trademark and is the only authorized seller of HDE branded products