The BZ-20002800-201022-131518 from B&Z Technology is a RF Amplifier with Frequency 20 to 28 GHz, Gain 22 to 24 dB, Gain Flatness ±1.3 dB, Noise Figure 1.8 to 2 dB, Output Power 10 to 11 dBm. Tags: Power Amplifier. More details for BZ-20002800-201022-131518 can be seen below.