The MP2000/400/53HK-A3 from G-WAY Microwave is a RF Amplifier with Frequency 1800 to 2200 MHz, Gain 47 dB (Power), Power Gain 47 dB, Gain Flatness ±2 dB, Output Power 52 dBm. Tags: Power Amplifier. More details for MP2000/400/53HK-A3 can be seen below.