The BZY-00500400-40101820-072020 from B&Z Technology is a RF Amplifier with Frequency 1 to 4 GHz, Gain 26 to 28 dB, Gain Flatness ±1 dB, Noise Figure 1 to 1.5 dB, Output Power 10 to 12 dBm. Tags: Low Noise Amplifier. More details for BZY-00500400-40101820-072020 can be seen below.