The KNP5450M55A from KeyLink Microwave is a RF Amplifier with Frequency 5.2 to 5.7 GHz, Gain 55 dB, Output Power Limit 55.44 dBm, Output Power Limit 349.95 W, Supply Voltage 32 V. Tags: Power Amplifier. More details for KNP5450M55A can be seen below.