The JYDC-23-1HP+ from Mini Circuits is a Directional Coupler with Frequency 30 to 500 MHz, Coupling 23.29 to 24.46 dB, Directivity 22.36 to 25.17 dB, Power 10 W, Average Power 10 W. Tags: Surface Mount. More details for JYDC-23-1HP+ can be seen below.