The DC1300502650GC from Sainty-Tech Communications Limited is a Directional Coupler with Frequency 0.5 to 26.5 GHz, Coupling 13 dB, Coupling Variation ±1 dB, Frequency Sensitivity ±1.5 dB, Directivity 10 dB. Tags: Module with Connectors. More details for DC1300502650GC can be seen below.