The DC1602002650GH from Sainty-Tech Communications Limited is a Directional Coupler with Frequency 2 to 26.5 GHz, Coupling 16 dB, Coupling Variation ±0.5 to ±0.8 dB(Accuracy), Frequency Sensitivity ±0.7 to ±1 dB, Directivity 13 to 15 dB. Tags: Module with Connectors. More details for DC1602002650GH can be seen below.