The CP0402Q5425ENTR from KYOCERA AVX is a Directional Coupler with Frequency 2.4 to 5.95 GHz, Coupling 13 to 20 dB, Directivity 20 dB, Insertion Loss 0.2 to 0.4 dB, Return Loss 25 to 30 dB. Tags: Surface Mount. More details for CP0402Q5425ENTR can be seen below.