The 1500110010 from Krytar is a Directional Coupler that operates from 50 to 110 GHz. This 10 dB coupler has an insertion loss of less than 5.5 dB and directivity of over 7 dB. It can handle 20 watts of average power and 3 kW of peak power. The coupler is available in a module that measures 1.55 x 0.38 x 0.80 inches with standard 1 mm female connectors and is ideal for use in test and measurement, mmWave, and 5G applications.