The BZ-04001200-161030-152020 from B&Z Technology is a RF Amplifier with Frequency 4 to 12 GHz, Gain 40 to 42 dB, Gain Flatness ±1.5 dB, Noise Figure 1.6 to 2.5 dB, Output Power 10 to 13 dBm. Tags: Low Noise Amplifier. More details for BZ-04001200-161030-152020 can be seen below.