The BZ-02004000-490828-252525 from B&Z Technology is a RF Amplifier with Frequency 2 to 40 GHz, Gain 28 to 30 dB, Gain Flatness ±2.5 dB, Noise Figure 4.5 to 4.9 dB, Output Power 8 to 10 dBm. Tags: Low Noise Amplifier. More details for BZ-02004000-490828-252525 can be seen below.