Quantic PMI Model No. PMC-9D5G10D5G-7D6-SFF is a Monopulse Comparator operating over the 9.5 to 10.5 GHz frequency range. This model offers a maximum 7.6 dB insertion loss while maintaining a maximum amplitude balance of ±0.5 dB and a maximum phase balance of ±5°.  Housing is 3.48" x 3.48" x 0.43" and has SMA Female Connectors. 

https://www.pmi-rf.com/product-details/pmc-9d5g10d5g-7d6-sff