The RFDC8M3G07B from RF-Lambda is a Directional Coupler with Frequency 0.8 to 2.5 GHz, Coupling 6 to 8 dB, Frequency Sensitivity ±0.5 to ±0.7 dB, Directivity 20 to 22 dB, Average Power 200 W. Tags: Module with Connectors. More details for RFDC8M3G07B can be seen below.