The SLNA-055-20-003-SMA from Fairview Microwave is a RF Amplifier with Frequency 800 MHz to 5.5 GHz, Gain 12 to 20 dB, Gain Flatness 0.5 dB, Output Power 24 to 25 dBm, Output Power 0.25 to 0.32 W. Tags: Power Amplifier. More details for SLNA-055-20-003-SMA can be seen below.