The EMM5078X from Sumitomo Electric Device Innovations is a RF Amplifier with Frequency 3.4 to 8.5 GHz, Gain 30 dB, Power Gain 24 to 29 dB, Output Power 26 dBm, Output Power 0.4 W. Tags: Chip, Power Amplifier. More details for EMM5078X can be seen below.