The WMA4R7A from WanTcom is a RF Amplifier with Frequency DC to 200 MHz, Gain 27.5 to 28.5 dB, Gain Flatness ±0.1 to ±0.2 dB, Noise Figure 0.40 to 0.50 dB, Output Power 10 to 14 dBm. Tags: Surface Mount, Low Noise Amplifier, Pre-Amplifier. More details for WMA4R7A can be seen below.