The BZ-18002200-172035-132020 from B&Z Technology is a RF Amplifier with Frequency 18 to 22 GHz, Gain 35 to 37 dB, Gain Flatness ±1.3 dB, Noise Figure 1.4 to 1.7 dB, Output Power 20 to 22 dBm. Tags: Power Amplifier. More details for BZ-18002200-172035-132020 can be seen below.