The 685-080300-010 from M2 Global Technology is a Directional Coupler with Frequency 800 MHz to 3 GHz, Coupling 10 dB, Coupling Variation ±1.25 dB, Frequency Sensitivity ±0.50 dB, Directivity 16 dB. Tags: Module with Connectors. More details for 685-080300-010 can be seen below.