The CSM-10-2G SQ from Crane Aerospace & Electronics is a Space Qualified Coupler with Frequency 2.02 to 2.05 GHz, Frequency Sensitivity ±0.8 dB, Coupling 9.8 dB, Coupling Variation ±0.25 dB, Power 5 W. Tags: Module with Connectors. More details for CSM-10-2G SQ can be seen below.