SMAKN Ultra-low-noise high-linearity LNA module 50M-4G 0.6dB noise figure/RF low noise amplifier Single power supply voltage: + 3V - + 5V typical operating voltage: + 5V. Current: about 65mA. Noise figure 0.6dB @ 900M, 0.9dB @ 2G is already very small noise figure of. Input voltage range: -110dBm - 0dBm. Input damage levels: 25dBm.