The 50PSA-101-XX from JFW Industries is a Programmable Phase Shifter with Frequency 1.5 to 3 GHz, Insertion Loss 6 to 10 dB, Power 25 to 28 dBm, Operating Temperature 0 to 50 Degree C, Phase Step 256 Steps. Tags: Module with Connectors. More details for 50PSA-101-XX can be seen below.