Quantic PMI Model PLNA-4G8G-42-4D5DB-10BBM-SFF is a Low Noise Amplifier that operates over the 4 to 8 GHz frequency range. Designed for military and industrial applications, this unit offers 39 to 45 dB of gain while maintaining a 2.5 dB flatness. Package size 2.75" x 1.15" x 0.66" with removeable SMA connectors.