The BZR-17702120-141038-151315 from B&Z Technology is a RF Amplifier with Frequency 17.7 to 21.2 GHz, Gain 38 to 42 dB, Gain Flatness ±1.5 dB, Noise Figure 1.1 to 1.4 dB, Output Power 10 to 15 dBm. Tags: Low Noise Amplifier. More details for BZR-17702120-141038-151315 can be seen below.