The BZY-00500400-091028-152320 from B&Z Technology is a RF Amplifier with Frequency 500 MHz to 4 GHz, Gain 27 to 30 dB, Gain Flatness ±1.5 dB, Noise Figure 1 to 1.3 dB, Output Power 17 to 19 dBm. Tags: Low Noise Amplifier. More details for BZY-00500400-091028-152320 can be seen below.