The BZU-03000500-111011-132020 from B&Z Technology is a RF Amplifier with Frequency 4.4 to 5 GHz, Gain 40 to 43 dB, Gain Flatness ±1 dB, Noise Figure 0.6 to 0.7 dB, Output Power 5 to 8 dBm. Tags: Low Noise Amplifier. More details for BZU-03000500-111011-132020 can be seen below.