The BZT-04001200-161033-152020 from B&Z Technology is a RF Amplifier with Frequency 4 to 12 GHz, Gain 30 to 34 dB, Gain Flatness ±1.5 dB, Noise Figure 2.5 to 2.8 dB, Output Power 17 to 23 dBm. Tags: Low Noise Amplifier. More details for BZT-04001200-161033-152020 can be seen below.