The BZT-17702120-352030-151515 from B&Z Technology is a RF Amplifier with Frequency 17.7 to 21.2 GHz, Gain 30 to 31 dB, Gain Flatness ±1.5 dB, Noise Figure 3 to 3.5 dB, Output Power 20 to 21 dBm. Tags: Power Amplifier. More details for BZT-17702120-352030-151515 can be seen below.