The TAV-551+ from Mini Circuits is a RF Amplifier with Frequency 450 MHz to 6 GHz, Gain 8.4 to 21.3 dB, Noise Figure 0.5 dB, Output Power 36.5 to 17.5 dBm, Output Power 4.47 to 0.06 W. Tags: Surface Mount, Low Noise Amplifier. More details for TAV-551+ can be seen below.