Sinclair 132-174 MHz Pass Notch Duplexer Q2220E Tuned to CAP frequencies.Pass-Notch Type: This feature ensures minimal interference, providing clear and uninterrupted communication.4 Cavity: The Duplexer comes with four cavities, offering superior performance and reliability.350W: With a power output of 350W, this Duplexer guarantees robust and powerful performance.0.5 MHz Min Separation: This feature ensures optimal frequency separation, enhancing the clarity of your communications.1.5 dB Loss: With a minimal loss of 1.5 dB, this Duplexer ensures efficient signal transmission.N/Female Connectors: The Duplexer comes with N/female connectors, offering easy and secure connections.