The BZ-18004000-470545-402525 from B&Z Technology is a RF Amplifier with Frequency 18 to 40 GHz, Gain 45 to 47 dB, Gain Flatness ±4 dB, Noise Figure 4.5 to 4.7 dB, Output Power 5 to 8 dBm. More details for BZ-18004000-470545-402525 can be seen below.