The BZ-04001200-141030-122020 from B&Z Technology is a RF Amplifier with Frequency 4 to 12 GHz, Gain 30 to 32 dB, Gain Flatness ±1.2 dB, Noise Figure 1.4 dB, Output Power 10 to 13 dBm. Tags: Low Noise Amplifier. More details for BZ-04001200-141030-122020 can be seen below.