The ZCDC13-V154+ from Mini-Circuits is a wideband directional coupler that operates from 1 to 50 GHz. It has a coupling of 13 dB, directivity of more than 18 dB and an I/O return loss of 31 dB. The coupler can handle up to 13 watts of power. It is available in a module with 2.4 mm connectors and is suitable for 5G, Mobile, Fixed satellite, and Lab applications.