The PSA-5453+ from Mini Circuits is a RF Amplifier with Frequency 50 MHz to 4 GHz, Gain 14.7 dB, Noise Figure 1 dB, Output Power 40 to 19.4 dBm, Output Power 10 to 0.09 W. Tags: Surface Mount, Low Noise Amplifier. More details for PSA-5453+ can be seen below.