QUANTIC PMI Model No. PCH-180-2R15G3G-SFF is a 180° Hybrid Coupler with an operating frequency range of 2.15 to 3.0 GHz. This Coupler has a maximum insertion loss of 0.6 dB, a minimum isolation of 20 dB, and an average power handling of 20 W. Connectors are SMA female, and the size is 1.400" x 1.260" x 0.433". https://www.pmi-rf.com/product-details/pch-180-2r15g3g-sff