The BZYL-01000400-121333-132020 from B&Z Technology is a RF Amplifier with Frequency 1.3 to 4 GHz, Gain 27 dB, Gain Flatness ±1.5 dB, Noise Figure 0.5 to 0.6 dB, Output Power 8 dBm. Tags: Low Noise Amplifier. More details for BZYL-01000400-121333-132020 can be seen below.