The ERZ-HPA-2000-4500-24 from ERZIA is a RF Amplifier with Frequency 20 to 45 GHz, Small Signal Gain 19 to 25 dB pk-pk, Output Power 20 to 24 dBm, Output Power 0.1 to 0.25 W, P1dB 20 to 24 dBm. Tags: Power Amplifier. More details for ERZ-HPA-2000-4500-24 can be seen below.