The MCD005020D20L from Meuro Microwave is a Bi-Directional Coupler with Frequency 0.5 to 2 GHz, Frequency Sensitivity 0.7 dB, Coupling 20±0.7 dB, Power 30 W, Insertion Loss 0.7 dB. Tags: Module with Connectors. More details for MCD005020D20L can be seen below.