The BZT-17702120-302030-131515 from B&Z Technology is a RF Amplifier with Frequency 17.7 to 21.2 GHz, Gain 30 to 34 dB, Gain Flatness ±1.3 dB, Noise Figure 2.5 to 3 dB, Output Power 20 to 24 dBm. Tags: Power Amplifier. More details for BZT-17702120-302030-131515 can be seen below.