The BZ-00100400-151927-102020 from B&Z Technology is a RF Amplifier with Frequency 100 MHz to 4 GHz, Gain 27 to 29 dB, Gain Flatness ±1 dB, Noise Figure 1.3 to 1.5 dB, Output Power 19 to 20 dBm. Tags: Power Amplifier. More details for BZ-00100400-151927-102020 can be seen below.