The 685-400800-010 from M2 Global Technology is a Directional Coupler with Frequency 4 to 8 GHz, Coupling 10 dB, Coupling Variation ±1.25 dB, Frequency Sensitivity ±0.75 dB, Directivity 20 dB. Tags: Module with Connectors. More details for 685-400800-010 can be seen below.