The K61E combines both cable certification and network connectivity testing. It is used by System Integrators, Network Owners or Cable Contractors looking to add new service offerings. This kit provides both Copper and Fiber Optic certification (Tier 1), PoE load testing, and Multi-gigabit link speed testing. Wired and Wireless network testing is supported with included AD-NET-CABLE Adapter. Wireless testing requires an optional Edimax EW-7822ULC Wi-Fi USB Adapter.