The BZ-17702120-151047-252020 from B&Z Technology is a RF Amplifier with Frequency 17.7 to 21.2 GHz, Gain 47 dB, Gain Flatness ±2.5 dB, Noise Figure 1.5 dB, Output Power 10 dBm. Tags: Power Amplifier. More details for BZ-17702120-151047-252020 can be seen below.