The ASL4043P7 from Aelius Semiconductors is a RF Amplifier with Frequency 8.4 to 10.4 GHz, Gain 20 to 26 dB, Gain Flatness ±4 dB, Saturated Power 36 to 37 dBm, Saturated Power 3.9 to 5.01 W. Tags: Surface Mount, Power Amplifier. More details for ASL4043P7 can be seen below.