The CWM-10M-10G from Crane Aerospace & Electronics is a Directional Coupler with Frequency 2000 to 18000 MHz, Coupling 10 dB, Coupling Variation ±1 dB, Frequency Sensitivity ±0.50 dB, Directivity 12 to 15 dB. Tags: Module with Connectors. More details for CWM-10M-10G can be seen below.