The OH-T-5124-10 from A-Info is a Directional Coupler with Frequency 0.5 to 12.4 GHz, Coupling 10 dB, Coupling Variation ±1.0 dB, Directivity 10 dB, Insertion Loss 1.6 dB. Tags: Module with Connectors. More details for OH-T-5124-10 can be seen below.