The CWM-10-8G-SQ from Crane Aerospace & Electronics is a Directional Coupler with Frequency 4000 to 12000 MHz, Coupling 10 dB, Coupling Variation ±1 dB, Frequency Sensitivity ±0.60 dB, Directivity 15 dB. Tags: Module with Connectors. More details for CWM-10-8G-SQ can be seen below.