The TDC-240400-10K from Talent Microwave Inc is a Dual Directional Coupler with Coupling 10 dB, Coupling Variation ±1.5 dB, Frequency 24 to 40 GHz, Average Power 30 W, Insertion Loss 1.6 to 2 dB. Tags: Module with Connectors. More details for TDC-240400-10K can be seen below.