The OH-T-60180-20 from A-Info is a Directional Coupler with Frequency 6.0 to 18.0 GHz, Coupling 20 dB, Coupling Variation ±1.0 dB, Directivity 12 dB, Insertion Loss 1 dB. Tags: Module with Connectors. More details for OH-T-60180-20 can be seen below.