The Commscope 163SE Fixed Tuned Connector CPR137G is designed specifically for elliptical waveguides, such as the EW63 model. This connector, made by the reputable brand Commscope, ensures a secure and reliable connection for networking cables and adapters. Its fixed tuned design guarantees optimal performance and compatibility with the specified elliptical waveguide. Ideal for computer cables and connectors, this product is a valuable addition to any computer networking setup that requires precise and efficient connections. item is new in box was kept in stock on service truck and never used.