The KB2735S53A from KeyLink Microwave is a RF Amplifier with Frequency 2.7 to 3.5 GHz, Gain 54 dB, Power Gain 54 dB, Output Power Limit 53.01 dBm, Output Power Limit 199.99 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for KB2735S53A can be seen below.