The BZR-19502150-181038-102020 from B&Z Technology is a RF Amplifier with Frequency 19.5 to 21.5 GHz, Gain 38 to 40 dB, Gain Flatness ±1 dB, Noise Figure 1.7 to 1.8 dB, Output Power 10 to 12 dBm. Tags: Power Amplifier. More details for BZR-19502150-181038-102020 can be seen below.