The 317.2027-10/S from Microwave Devices Inc. is a Directional Coupler with Frequency 7.5 to 16 GHz, Coupling 10±1.50 dB, Coupling Variation ±1.50 dB, Frequency Sensitivity ±0.75 dB, Directivity 12 dB. Tags: Module with Connectors. More details for 317.2027-10/S can be seen below.