The BZ4-18002650-251040-202323 from B&Z Technology is a RF Amplifier with Frequency 18 to 26.5 GHz, Gain 40 to 42 dB, Gain Flatness ±2 dB, Noise Figure 1.9 to 2.5 dB, Output Power 10 to 12 dBm. Tags: Power Amplifier. More details for BZ4-18002650-251040-202323 can be seen below.