The BZ-02000400-080022-102020 from B&Z Technology is a RF Amplifier with Frequency 2 to 4 GHz, Gain 26 to 27 dB, Gain Flatness ±0.5 dB, Noise Figure 0.9 to 1 dB, Output Power 8 to 10 dBm. Tags: Low Noise Amplifier. More details for BZ-02000400-080022-102020 can be seen below.