The ST-17-411 from Pulsar Microwave is a Analog Phase Shifter with Frequency 2.4 to 2.6 GHz, Phase Shift 180 Degree, Insertion Loss 3 dB, Control Voltage 0 to 30 V, Power 5 dBm. Tags: Module with Connectors. More details for ST-17-411 can be seen below.