The BZ-18004000-450545-352525 from B&Z Technology is a RF Amplifier with Frequency 18 to 40 GHz, Gain 45 to 47 dB, Gain Flatness ±3.5 dB, Noise Figure 4 to 4.5 dB, Output Power 5 to 8 dBm. More details for BZ-18004000-450545-352525 can be seen below.