The Lot of 2 Electroline EDA 4-G Distribution Amplifier Cable TV Coaxial 4 Port CATV is a gray-colored unit designed to amplify and distribute cable TV signals to multiple outputs. With four ports, this distribution amplifier from Electroline is compatible with cable products and is ideal for amplifying and boosting signal strength in TV and video distribution systems. This unit is a practical and reliable solution for improving the quality and reach of your cable TV service.