Features Frequency Range:0.01 ‑ 3000MHz has a wide frequency range, stable gain, low noise figure, large dynamic range, and maximizes availability and portability. Longer Distance: Longer distance: It is applicable to various RF receiving front-end circuits to increase communication distance. Suitable for fixed gain amplification of RF signals. Practicability: It can be widely used in mobile communication base station infrastructure applications. High frequency or intermediate frequency preamplifiers for radio receivers, high sensitivity amplification circuits for electronic testing equipment and transmitter wireless communication cards. Stabilizer Operation: The amplifier module has a gain of 22dB, and the working performance is stable and reliable. It has short-circuit and thermal protection, as well as overvoltage, undervoltage and DC protection to prevent complete failure. Easy to Install: It is designed to be light, small and easy to install. It has excellent performance and comprehensive cost performance, and is widely used in shopping, home theater, square speakers and other fields. Specification: Item Type: RF Amplifier Module Material: PCB Working Voltage: DC12V Gain: 22dB Input and Output Impedance: 50Ω Bandwidth: 0.01-3000MHz Gain: Different gains at different frequencies. Package List: 1 x RF Amplifier Module 1 x Baffle Note: Pay attention to the correct operation. Package List 1 x RF Amplifier Module 1 x Baffle