The BBS4A5ABJ from Empower RF is a RF Amplifier with Frequency 1 to 2 GHz, Power Gain 40 dB, Gain Flatness ±1 to 1.5 dB, Noise Figure 10 dB, Output Power 40 dBm. Tags: Benchtop / Rackmount, Power Amplifier. More details for BBS4A5ABJ can be seen below.