The DC2000500600GA from Sainty-Tech Communications Limited is a Directional Coupler with Frequency 0.5 to 6 GHz, Coupling 20 dB, Coupling Variation ±1 dB, Frequency Sensitivity ±1 dB, Directivity 18 dB. Tags: Module with Connectors. More details for DC2000500600GA can be seen below.