The BZ-02900310-101045-052020 from B&Z Technology is a RF Amplifier with Frequency 2.9 to 3.1 GHz, Gain 45 to 47 dB, Gain Flatness ±0.5 dB, Noise Figure 0.9 to 1 dB, Output Power 10 to 12 dBm. Tags: Power Amplifier. More details for BZ-02900310-101045-052020 can be seen below.