THE CIMPLE CO, A Family Company located in the USA, is proud to offer these high quality and durable coaxial cable wallplates with connectors. High Quality, High Frequency Connectors are preinstalled and ready to use. Splice or "Barrel" connectors are used to connect two coax cables to each other, using the F-Pin F81 connection (standard on US Cable systems). Rated from 2MHz to 3GHz, this ensures that the coupler will handle all of the signals for DIRECTV, Satellite Dish, other Satellite, CATV (including Comcast, Charter, Cox, and more), as well as Antennas, VCRs, Cable Internet Modems, and other digital and analog systems. These will pass signal for 75Ohm coax wires, including RG58, RG59, RG6, and RG11. Exceptional return loss and insertion loss specifications. We back our product 100%, with easy returns, as well as free technical and customer support.