The MCU_8-12G from MISOTECH is a Directional Coupler with Frequency 8 to 12 GHz, Coupling 22.77 to 24.35 dB, Average Power 2 W, Insertion Loss 0.43 to 0.7 dB, Isolation 25.17 to 26.60 dB. Tags: Surface Mount. More details for MCU_8-12G can be seen below.