The Cisco 10GBASE X2 module offers customers a wide variety of 10 Gigabit Ethernet connectivity options for data center, enterprise wiring closet, and service provider transport applications. Hot-swappable input/output device plugs into an Ethernet X2 port of a Cisco switch or router to link the port with the network. X2 offers better usage with maximum efficiency and convenience Optical Fiber media support for efficient and reliable connectivity With a single wavelength of light, the single mode fiber optic can carry data and transmit audio/video applications over miles of distance Hot-swappable form factor allows hassle-free and easy usage with increased efficiency X2 with data networking application/usage for maximum productivity and usability