The HHM2910E1 from TDK is a Directional Coupler with Frequency 1.71 to 2.025 GHz, Coupling 18.9 to 22.2 dB, Insertion Loss 0.08 to 0.25 dB, Isolation 34 to 40.4 dB, Return Loss 15.56 to 36.1 dB. Tags: Surface Mount. More details for HHM2910E1 can be seen below.