The BZ-P508-182020-152020 from B&Z Technology is a RF Amplifier with Frequency 500 MHz to 8 GHz, Gain 20 to 22 dB, Gain Flatness ±1.5 dB, Noise Figure 1.6 to 1.8 dB, Output Power 20 to 22 dBm. Tags: Power Amplifier. More details for BZ-P508-182020-152020 can be seen below.