The BZ-27003100-30201520-152020 from B&Z Technology is a RF Amplifier with Frequency 27 to 31 GHz, Gain 15 to 17 dB, Gain Flatness ±1.5 dB, Noise Figure 2.8 to 3 dB, Output Power 20 to 22 dBm. Tags: Power Amplifier. More details for BZ-27003100-30201520-152020 can be seen below.