The HE163A from Sainty-Tech Communications Limited is a RF Amplifier with Frequency 2700 to 3100 MHz, Gain 29 to 29.5 dB, Gain Flatness ±0.5 dB, Output Power 30 to 30.5 dBm, Output Power 1 to 1.12 W. Tags: Power Amplifier. More details for HE163A can be seen below.