The BZ-00100400-121928-072020 from B&Z Technology is a RF Amplifier with Frequency 100 MHz to 4 GHz, Gain 28 to 30 dB, Gain Flatness ±0.7 dB, Noise Figure 1.1 to 1.2 dB, Output Power 19 to 20 dBm. Tags: Power Amplifier. More details for BZ-00100400-121928-072020 can be seen below.