The D2DL05F from EMC Technology & Florida RF Labs is a Directional Coupler with Frequency 1.8 to 2.5 GHz, Coupling 5 dB, Coupling Variation ±0.19 to 0.22 dB, Directivity -25 dB, Power 200 W. Tags: Surface Mount. More details for D2DL05F can be seen below.