The BZ-00500200-081043-172020 from B&Z Technology is a RF Amplifier with Frequency 500 MHz to 2 GHz, Gain 45 to 48 dB, Gain Flatness ±1.5 dB, Noise Figure 0.6 to 0.8 dB, Output Power 10 to 12 dBm. Tags: Low Noise Amplifier. More details for BZ-00500200-081043-172020 can be seen below.