The X3C19E2-20S from TTM Technologies is a Directional Coupler with Frequency 1.4 to 2.7 GHz, Coupling 20 to 20.3 dB, Coupling Variation ±0.6 dB, Directivity 20 to 25 dB, Power 225 W. Tags: Surface Mount. More details for X3C19E2-20S can be seen below.