ICC Category 5e EZ modular jacks, RJ-45 keystone jack, is 8-position 8-conductor (8P8C) is engineered to provide superior performance and reliability, supporting up to Gigabit Ethernet applications. The advanced design provides optimum signal quality with up to 10dB headroom providing maximum bandwidth for today's application. Designed to be extremely easy to terminate, the Category 5e EZ modular jacks simplifies installation and improves overall installation time. Jacks can be terminiated with a 110 punch down tool but not necessary since they come with a self terminating cap. Installation instructions included.