The HE164C from Sainty-Tech Communications Limited is a RF Amplifier with Frequency 3100 to 3400 MHz, Gain 29 to 29.5 dB, Gain Flatness ±0.5 dB, Output Power 34.8 to 35 dBm, Output Power 3.02 to 3.16 W. Tags: Power Amplifier. More details for HE164C can be seen below.