The PRF-DI11020-6 from Premier RF is a Directional Coupler with Frequency 1 to 2 GHz, Coupling 6 ± 1.25 dB, Coupling Variation ± 1.25 dB, Directivity 25 dB Min, Power 50 Watts. Tags: Module with Connectors. More details for PRF-DI11020-6 can be seen below.