The TERK Diplexer, model BDS-P1, is a versatile indoor device that offers 2 inputs and 1 output with a 75ohm DS-21 impedance. This black-silver diplexer, manufactured in 1997, is designed for bi-directional and mono-directional usage, making it suitable for UHF, VHF, satellite, and CATV bands. It also features a built-in amplifier and gain booster for enhanced signal quality. Made by TERK in Taiwan, this diplexer is compatible with DIRECTV service, providing a reliable solution for satellite dish installation and signal management.