The BZU-04000800-121010-152020 from B&Z Technology is a RF Amplifier with Frequency 4 to 8 GHz, Gain 25 dB, Gain Flatness ±1.5 dB, Noise Figure 1 dB, Output Power 5 dBm. Tags: Low Noise Amplifier. More details for BZU-04000800-121010-152020 can be seen below.