Quantic PMI Model PS-360-16G22G-10B-SFF is a 16 to 22 GHz, digital controlled phase shifter with capability for phase shifting from 0º to 360º with 10-Bit accuracy. Specifications include insertion loss 11.5 dB typical; VSWR 2.0:1; phase accuracy ±5º typical, ±7º maximum; switching speed 500 ns; operating power +10 dBm and survival power +25 dBm.  Housing size is 2.00" x 2.10" x 0.50" with SMA female connectors.  https://www.quanticpmi.com/product-details/ps-360-16g22g-10b-sff