The ERZ-HPA-0490-0525-43 from ERZIA is a RF Amplifier with Frequency 4.9 to 5.25 GHz, Gain 43.8 to 45.4 dB, Output Power 43 to 43.4 dBm, Output Power 19.95 to 21.88 W, Saturated Power 43 to 43.4 dBm. Tags: Power Amplifier. More details for ERZ-HPA-0490-0525-43 can be seen below.