The 685-580640-030 from M2 Global Technology is a Directional Coupler with Frequency 5.8 to 6.4 GHz, Coupling 30 dB, Coupling Variation ±1.00 dB, Frequency Sensitivity ±0.30 dB, Directivity 15 dB. Tags: Module with Connectors. More details for 685-580640-030 can be seen below.