The QDPS-2000-4000-360-6 from Qualwave is a Digital Phase Shifter with Frequency 2 to 4 GHz, Phase Step 5.625 Degree, Power dBm 27 dBm, Power W 0.50 W, P1dB 27 dBm. Tags: Module with Connectors. More details for QDPS-2000-4000-360-6 can be seen below.