The DC1306005000GH from Sainty-Tech Communications Limited is a Directional Coupler with Frequency 6 to 50 GHz, Coupling 13 dB, Coupling Variation ±0.7 to ±0.9 dB(Accuracy), Frequency Sensitivity ±0.4 to ±0.8 dB, Directivity 10 to 13 dB. Tags: Module with Connectors. More details for DC1306005000GH can be seen below.