The BZ-04500700-091028-102020 from B&Z Technology is a RF Amplifier with Frequency 4.5 to 7 GHz, Gain 28 dB, Gain Flatness ±1 dB, Noise Figure 0.9 dB, Output Power 10 dBm. Tags: Low Noise Amplifier. More details for BZ-04500700-091028-102020 can be seen below.