The QDPS8-2.7-3.5 from Qualink Microwave is a Digital Phase Shifter with Frequency 2.7 to 3.5 GHz, Phase_Shift 360 Degrees, Phase Step 1.4 Degree, Power dBm 20 dBm, Power W 0.1 W. Tags: Module with Connectors. More details for QDPS8-2.7-3.5 can be seen below.