The TDC-60180-30S from Talent Microwave Inc is a Dual Directional Coupler with Coupling 30 dB, Coupling Variation ±1 dB, Frequency 6 to 18 GHz, Average Power 50 W, Insertion Loss 0.8 to 1 dB. Tags: Module with Connectors. More details for TDC-60180-30S can be seen below.