The BZY-02000400-101028-102020 from B&Z Technology is a RF Amplifier with Frequency 2 to 4 GHz, Gain 26 to 29 dB, Gain Flatness ±1.5 dB, Noise Figure 1.1 to 1.2 dB, Output Power 25 dBm. Tags: Low Noise Amplifier. More details for BZY-02000400-101028-102020 can be seen below.