PMI Model No. PS-2G6G-8B-SFF is a 8-Bit Digital Phase Shifter that operates over the 2.0 to 6.0 GHz frequency range with a typical insertion loss of 10.5 dB and a maximum switching speed of 500 ns.  Specifications include Phase Shift of 360°; Amplitude Error, ±1 dB Typ; Phase Accuracy: ±0.5° Typ. - Measured ±0.21°; and needs +15 VDC, 177 mA and -15 VDC, 28 mA.   The unit housing measures 3.25" x 3.25" x 0.84"and has SMA female connectors and a 15-Pin D-Sub male connector. For more information visit https://www.pmi-rf.com/product-details/ps-2g6g-8b-sff